Highland County, VA — Planting Guide
Your July gardening checklist
If you only do a handful of things in the garden this July, make it these. They're sequenced around your zone's frost timing.
-
It's harvest week for basil, carrots, and cucumber
This is the payoff month. Bring a basket, bring a friend, and get into the beds.
To set up a strong August, finish these tasks
- First harvests: basil, cucumber, and green beans
- Fall sowing: carrots, kale, and lettuce
Highland County is in USDA Zone 6a. The average last spring frost is April 21 and the first fall frost is October 22, giving you a growing season of approximately 184 days.
At an elevation of 827 ft, Highland County receives approximately 49.3 in of rainfall annually. Summer highs average 85°F with winter lows around 23°F. The predominant soil type is Silt Loam.
Based on 31 years of NOAA climate station data, the last frost date here varies by 43 days year to year — ranging from March 31 in warm years to May 14 in cold years. The growing season is trending longer by about 5.58 days per decade. Highland County scores 51/100 (Moderate) on the Microclimate Index.
🌡️ Zone
6a (-10°F to -5°F min)
❄️ Last Frost
April 21
🍂 First Frost
October 22
📅 Growing Season
184 days
⛰️ Elevation
827 ft
🌧️ Annual Rainfall
49.3 in
Monthly Watering Calendar for Highland County
When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.
Why this matters: In Highland County, the watering question isn't "how often" — it's "is the soil moist 4 inches down?" Stick a finger in. Dry? Water. Damp? Wait. The 49" annual rainfall is just the starting context.
View detailed monthly data
| Month | Avg Rainfall | Rainy Days | Extra Water Needed | Watering Effort |
|---|---|---|---|---|
| Jan | 4.4 in | 8 days | — | None |
| Feb | 3.8 in | 10 days | — | None |
| Mar | 5.2 in | 10 days | — | Low |
| Apr | 4.2 in | 8 days | 0.1 in | Low |
| May | 3.4 in | 10 days | 0.9 in | Moderate |
| Jun | 4.6 in | 11 days | — | Low |
| Jul | 4.6 in | 11 days | — | Low |
| Aug | 5 in | 9 days | — | Low |
| Sep | 3.9 in | 8 days | 0.4 in | Low |
| Oct | 3.1 in | 6 days | 1.2 in | Moderate |
| Nov | 3.2 in | 7 days | — | None |
| Dec | 3.9 in | 9 days | — | None |
Annual total: 49.3 in. Water needs vary by crop — tomatoes need ~1.2"/week while herbs like rosemary need only 0.3"/week. Check individual plant pages for crop-specific water budgets that factor in your county's rainfall and soil drainage.
Highland County Soil Profile
Soil Type
Silt Loam
Soil pH
5.6-6.5
Drainage
Well Drained
Frost Risk Probability
Based on 31 years of NOAA weather station data from 3 stations
Beginners: Plant frost-sensitive crops (tomatoes, peppers, squash) after the "Safe" date on the left. Harvest or cover them before the "Protect by" date on the right. Hardy crops (lettuce, peas, kale) can go in the yellow transition zones.
How to read this table: "Conservative" means you're safe from frost 9 out of 10 years — best for beginners and frost-sensitive crops. "Average year" is the typical date. "Aggressive" means only 1 in 10 years is that warm — experienced gardeners with frost protection can try these dates.
| Planting Strategy | Last Spring Frost | First Fall Frost | Frost-Free Days |
|---|---|---|---|
| Conservative (safest) | May 14 | Nov 5 | 175 days |
| Cautious | Apr 28 | Oct 28 | 183 days |
| Average year | Apr 21 | Oct 22 | 184 days |
| Optimistic | Apr 14 | Oct 18 | 187 days |
| Aggressive (risky) | Mar 31 | Oct 7 | 190 days |
Not very — frost dates can vary by ±43 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.
Yes — growing seasons are getting longer here (about 5.6 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.
Gardening Difficulty Score
Highland County presents some gardening challenges. Choose adapted varieties and plan around frost dates.
Local Gardening Help in Highland County
Free expert help is closer than you think. Your county's cooperative extension office connects you with trained gardeners, soil testing labs, and local programs — all specific to Highland County's climate and soil.
County Extension Office
Highland County Virginia Cooperative Extension (Virginia Tech / Virginia State) Extension Office
Phone: 540-231-5299
Visit Extension Office Website →
Extension offices are run by land-grant universities and funded by the USDA. Their advice is free, research-based, and tailored to your county's specific conditions.
Master Gardener Program
Free gardening help from trained volunteers
Master Gardeners are community volunteers who complete 40–60 hours of university horticultural training. They answer gardening questions, diagnose plant problems, and offer workshops — all free.
Many extension offices run a Master Gardener hotline where you can call or email with photos of plant problems for free diagnosis.
Soil Testing
Available through your extension office
Before amending your soil, get it tested. Your extension office offers soil testing (typically $10–$25) that tells you exact pH, nutrient levels, and amendment recommendations specific to what you want to grow.
Services Available in Highland County
Finding local nurseries & garden centers in Highland County
Why Buy Local
Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Highland County's soil and climate that big-box stores can't. Plants from local growers are typically hardier because they're already acclimated to your zone.
How to Find Them
Search for "nurseries near Highland County VA" or "garden center Highland County" on Google Maps. Also check with your extension office — they often maintain lists of reputable local nurseries and plant sales.
Community gardens & gardening groups
Community gardens are a great way to learn from experienced gardeners in your area, especially if you're limited on space. Search "community garden Highland County VA" or check your extension office and local parks department. Facebook groups like "Highland County Gardeners" or "Virginia Gardening" are also excellent for local advice and plant swaps.
What to Plant After Your Harvest
After your first crops finish, use the remaining frost-free days to grow a second round.
Show 6 more succession options
Sunlight & Day Length in Highland County
Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.
Quick context: Photoperiod-sensitive crops will fail spectacularly if planted at the wrong latitude. Sweet onions in Michigan? Tiny. Spanish onions in Florida? Tiny. Match variety to Highland County's daylight pattern and you'll see the difference.
Longest Day
14.7 hours
Summer solstice daylight
Shortest Day
9.3 hours
Winter solstice daylight
Peak Sun Hours
9 hr/day peak (summer)
Peak sun hours (green dashed line below) account for cloud cover — this is the usable direct sunlight your garden actually receives. Most vegetables need 6+ peak sun hours.
Onion tip: Your long summer days (14+ hours) support long-day onion varieties like Walla Walla, Sweet Spanish, and Ailsa Craig.
View detailed monthly data
| Month | Daylight Hours | Peak Sun Hours | Day Length |
|---|---|---|---|
| January | 9.6 hr | 4.9 hr | Short day |
| February | 10.6 hr | 5.3 hr | Short day |
| March | 11.7 hr | 6.4 hr | Short day |
| April | 13 hr | 8.1 hr | Neutral |
| May | 14.1 hr | 9 hr | Long day |
| June | 14.7 hr | 8.6 hr | Long day |
| July | 14.4 hr | 8.3 hr | Long day |
| August | 13.5 hr | 7.5 hr | Neutral |
| September | 12.2 hr | 6.8 hr | Neutral |
| October | 11 hr | 7.1 hr | Short day |
| November | 9.9 hr | 5.5 hr | Short day |
| December | 9.3 hr | 4.6 hr | Short day |
Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.
Soil Temperature & Composting in Highland County
Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.
What this means for you: Most root crops germinate well at 50-60°F. Most fruit-bearing crops want 65-75°F. Highland County's monthly soil curve maps these windows to actual months.
Plant Warm Crops When
Soil reaches 60°F+
Soil warm enough from May through Oct.
Best Month to Compost
Jun
Microbial activity peaks when soil is warm.
Active Composting
7 months
Solid season. Piles go dormant in winter.
View detailed monthly data
| Month | Soil 4" Deep | Soil 8" Deep | Compost Activity | Time to Finish |
|---|---|---|---|---|
| Jan | 32°F | 38°F | ❄️ Dormant | ~36 weeks |
| Feb | 32°F | 39°F | ❄️ Dormant | ~36 weeks |
| Mar | 41°F | 43°F | 🐢 Slow | ~24 weeks |
| Apr | 53°F | 51°F | ♻️ Active | ~14 weeks |
| May | 62°F | 62°F | ♻️ Active | ~14 weeks |
| Jun | 74°F | 70°F | 🔥 Peak | ~8 weeks |
| Jul | 80°F | 75°F | 🔥 Peak | ~8 weeks |
| Aug | 83°F | 77°F | 🔥 Peak | ~8 weeks |
| Sep | 77°F | 75°F | 🔥 Peak | ~8 weeks |
| Oct | 63°F | 65°F | ♻️ Active | ~14 weeks |
| Nov | 48°F | 55°F | 🐢 Slow | ~24 weeks |
| Dec | 38°F | 45°F | ❄️ Dormant | ~36 weeks |
Highlighted rows = soil 60°F+ (safe for warm-season transplants). Compost finishes fastest during peak activity months.
Pest & Disease Pressure in Highland County
Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.
Why it matters: Pest pressure scales with warmth and humidity. Hot humid Highland County sees year-round bugs and fungal disease; cold dry regions see almost none. A high pest score means crop rotation, resistant varieties, and a weekly pest-watch routine from day one.
Insect Pest Pressure
Moderate — common pests appear but manageable with monitoring.
Disease Risk
Moderate — watch for mildew and blight during wet periods.
Seasonal Risk
View 6 common pests in your area
| Pest | Risk Level | Peak Months |
|---|---|---|
| Aphids | Moderate | Apr, May, Jun, Jul, Aug, Sep |
| Japanese beetles | High | Jun, Jul, Aug |
| Squash vine borers | Moderate | Jun, Jul |
| Tomato hornworms | Moderate | Jun, Jul, Aug |
| Cucumber beetles | Moderate | May, Jun, Jul |
| Stink bugs | Moderate | Jun, Jul, Aug, Sep |
Organic pest management tips
- Use row covers on susceptible crops during peak pest months
- Apply neem oil preventatively every 7-14 days during active pest season
- Interplant with strong-scented herbs (basil, marigold) to confuse pests
- Hand-pick larger pests (beetles, caterpillars) in early morning when they're sluggish
- Practice crop rotation — never plant the same family in the same spot within 3 years
Cover Crops for Highland County
Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.
Why this matters: Cover crops are the experienced gardener's secret weapon. Highland County's climate determines which species thrive: clover and vetch in mild winters, cereal rye and Austrian peas in cold ones.
Spring Cover Crops (3 options) — Build soil before the main growing season
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Buckwheat | Apr 23 | Aug 13 | — | Rapid growth, attracts pollinators, suppresses weeds |
| Sorghum-sudan grass | Apr 28 | Aug 13 | — | Massive biomass, breaks compaction, suppresses nematodes |
| White clover | Mar 23 | Aug 27 | ✓ Yes | Living mulch, fixes nitrogen, permanent ground cover |
Summer Cover Crops (1 options) — Fill gaps and suppress weeds between plantings
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Sunflowers | May 18 | Oct 8 | — | Deep roots break compaction, attract pollinators and beneficial insects |
Fall Cover Crops (7 options) — Plant after harvest to protect soil over winter
| Crop | Plant By | Terminate | N-Fixing | Soil Benefit |
|---|---|---|---|---|
| Austrian winter peas | Aug 20 | Apr 7 | ✓ Yes | Fixes nitrogen, good for heavy clay soils |
| Crimson clover | Aug 29 | Apr 7 | ✓ Yes | Fixes nitrogen, attracts pollinators in spring |
| Daikon radish | Aug 28 | Apr 7 | — | Deep taproot breaks compaction, excellent for clay soils |
| Hairy vetch | Jul 27 | Mar 31 | ✓ Yes | Excellent nitrogen fixer, good for depleted soils |
| Oats | Sep 25 | Mar 31 | — | Quick biomass, winterkills in cold zones — no spring tillage needed |
| Winter rye | Jul 23 | Mar 31 | — | Suppresses weeds, prevents erosion, breaks up compacted soil |
| Winter wheat | Aug 2 | Apr 7 | — | Erosion control, weed suppression, good biomass |
Wind & Microclimate in Highland County
Why it matters: Light wind is good (strengthens stems, aids pollination); strong wind is bad (snaps stems, dries leaves, scatters seeds). Highland County averages 7.2 mph. If you garden near coast, ridge, or open plains, you're likely above that — plan for it.
Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.
Seasonal Wind Speed
Spring: 12 mph Summer: 7 mph
Fall: 8 mph Winter: 12 mph
Prevailing wind: SW. Moderate wind — consider a temporary windbreak for young seedlings.
Windbreak Benefit
5.3/10
Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.
Frost Pocket Risk
Moderate
Some terrain variation (404 ft range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.
Rainwater Harvesting in Highland County
How much water you can collect, when to collect it, and what size system you need for your garden.
Why it matters: Rainwater is unchlorinated, unfluoridated, and at ambient temperature — plants actually prefer it. Highland County's 49" annual rainfall means even a small 50-gallon barrel catches enough for a few weeks of garden watering between storms.
Annual Collection
24,571 gal
Per 1,000 sq ft of roof area (at 80% collection efficiency)
Recommended Setup
6 rain barrels (55 gal each)
For a typical 500 sq ft garden. Serious collectors: consider a 500 gal tank.
Legal Status
Unrestricted
Rainwater harvesting is fully legal in your state with no restrictions.
Best Collection Months
Mar, Jun, Jul, Aug
Highest rainfall months — your barrels will fill up quickly during these months.
Months to Draw From Storage
May, Oct, Nov
Dry months when you'll rely on stored water — size your storage for this gap.
Rainwater collection tips for your area
- Your county receives approximately 49.3 inches of rain per year
- A 1,000 sq ft roof can collect roughly 24,571 gallons annually
- Rainwater harvesting is fully legal in your state
- Stock up on stored water before your dry season (May, Oct, Nov)
- Use a first-flush diverter to keep roof debris out of your collection
Soil & Growing Conditions in Highland County
Soil Type
Silt Loam
Soil pH 5.6–6.5 · Somewhat Poorly Drained drainage
Good candidate for raised beds to maximise drainage and extend the season.
Watering Needs
Drought stress: 3.5/10
Low-to-moderate drought stress. Plan to water 1–2 times per week during peak summer. (49.3 in. annual rainfall)
Season Tips
184-day frost-free season
Plenty of time for warm-season crops. Start heat-lovers indoors 6–8 weeks before last frost to maximise your harvest window.
Your Free Printable Garden Planner
Plan every bed, every planting, every harvest — in one place. This 22-page printable includes your zone's planting calendar, a month-by-month task list, a seed inventory tracker, a harvest log, and succession-planting charts. Built to print, write in, and actually use all season.
Recommended for Your Garden
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Get instant, accurate soil pH readings to fine-tune your amendments.
Boost soil fertility and structure with rich, well-aged organic compost.
🥬 Vegetables to Grow in Highland County
107 vegetables that grow well in Zone 6a with planting dates for Highland County.
Show all 107 vegetables with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Acorn Squash | Mar 17 | Apr 28 | May 5 | — | Jul 28 – Sep 1 | 80–100 |
| Amaranth | Feb 24 | Apr 28 | May 5 | — | Aug 4 – Sep 22 | 90–120 |
| Arugula | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jul 28 | 30–50 |
| Asparagus | — | — | May 5 | — | — | 730–1095 |
| Beets | — | Apr 7 | — | Aug 13 | Jun 2 – Jun 30 | 50–70 |
| Belgian Endive | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Aug 11 – Oct 6 | 110–150 |
| Bitter Melon | Feb 24 | Apr 28 | May 5 | — | Jul 7 – Aug 18 | 60–90 |
| Black Beans | — | Apr 28 | — | — | Jul 28 – Sep 15 | 90–120 |
| Bok Choy | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jul 7 | 40–60 |
| Broccoli | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 23 – Aug 4 | 60–90 |
| Broccoli Rabe | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jul 7 | 40–60 |
| Brussels Sprouts | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 21 – Sep 15 | 90–130 |
| Butternut Squash | Mar 17 | Apr 28 | May 5 | — | Aug 4 – Sep 8 | 85–110 |
| Cabbage | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 23 – Aug 18 | 60–100 |
| Calabash | Feb 24 | Apr 28 | May 5 | — | Jul 28 – Sep 22 | 80–120 |
| Carrots | — | Apr 7 | — | Aug 13 | Jun 9 – Jul 14 | 60–80 |
| Cauliflower | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 18 | 55–100 |
| Celeriac | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Aug 4 – Sep 8 | 100–120 |
| Celery | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 14 – Sep 8 | 80–120 |
| Celtuce | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 23 – Aug 4 | 60–90 |
| Chard | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 4 | 50–60 |
| Chickpeas | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 14 – Aug 25 | 80–110 |
| Chicory | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 23 – Aug 4 | 60–85 |
| Chinese Cabbage | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Jul 14 | 50–70 |
| Christmas Lima Beans | Feb 24 | Apr 28 | May 5 | — | Jul 28 – Sep 1 | 80–100 |
| Collard Greens | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 18 | 55–75 |
| Corn | — | Apr 28 | — | — | Jun 30 – Aug 25 | 60–100 |
| Cowpeas | — | Apr 28 | — | — | Jun 30 – Aug 11 | 60–90 |
| Cress | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 5 – May 26 | 14–21 |
| Crookneck Squash | Mar 17 | Apr 28 | May 5 | — | Jun 23 – Jul 21 | 45–60 |
| Crosne | — | Apr 7 | — | Aug 13 | Sep 8 – Oct 20 | 150–200 |
| Cucumber | Mar 17 | Apr 28 | May 5 | — | Jun 30 – Aug 25 | 50–70 |
| Daikon | — | Apr 7 | — | Aug 13 | Jun 2 – Jun 30 | 50–70 |
| Delicata Squash | Mar 17 | Apr 28 | May 5 | — | Jul 28 – Sep 1 | 80–100 |
| Edamame | — | Apr 28 | — | — | Jul 14 – Aug 25 | 75–100 |
| Eggplant | Feb 10 | Apr 28 | May 5 | — | Jul 14 – Sep 15 | 65–85 |
| Endive | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 9 – Jul 14 | 45–65 |
| Escarole | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Jul 14 | 50–70 |
| Fava Beans | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 7 – Aug 18 | 75–100 |
| Fennel | Feb 24 | Apr 28 | May 5 | — | Jul 7 – Aug 18 | 60–90 |
| Garlic | — | — | — | Sep 10 | Dec 10 – Mar 25 | 90–240 |
| Green Beans | — | Apr 28 | — | — | Jun 23 – Aug 18 | 50–65 |
| Horseradish | — | — | May 5 | — | Sep 8 – Nov 17 | 120–180 |
| Hot Peppers | Feb 10 | Apr 28 | May 5 | — | Jul 14 – Oct 20 | 70–120 |
| Hubbard Squash | Mar 17 | Apr 28 | May 5 | — | Aug 18 – Sep 22 | 100–120 |
| Kabocha | Mar 17 | Apr 28 | May 5 | — | Aug 4 – Sep 1 | 85–100 |
| Kai Lan | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 9 – Jul 7 | 45–60 |
| Kale | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 11 | 50–70 |
| Kidney Beans | — | Apr 28 | — | — | Jul 28 – Sep 1 | 85–110 |
| Kohlrabi | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 9 – Jul 14 | 45–65 |
| Komatsuna | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jun 30 | 35–50 |
| Leeks | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 21 – Oct 6 | 90–150 |
| Lentils | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 14 – Aug 25 | 80–110 |
| Lettuce | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Aug 4 | 30–60 |
| Lima Beans | — | Apr 28 | — | — | Jun 30 – Aug 11 | 60–90 |
| Loofah | Feb 24 | Apr 28 | May 5 | — | Aug 18 – Oct 20 | 100–150 |
| Luffa | Feb 24 | Apr 28 | May 5 | — | Aug 4 – Oct 20 | 90–150 |
| Mache | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jul 7 | 40–60 |
| Melon | Mar 17 | Apr 28 | May 5 | — | Jul 14 – Sep 1 | 70–100 |
| Microgreens | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Apr 28 – May 26 | 7–21 |
| Mitsuba | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jun 9 – Aug 4 | 50–70 |
| Mizuna | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jun 23 | 30–45 |
| Mustard Greens | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jul 28 | 30–50 |
| Napa Cabbage | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Jul 21 | 55–75 |
| New Zealand Spinach | Feb 24 | Apr 28 | May 5 | — | Jun 30 – Jul 28 | 55–70 |
| Okra | Feb 24 | Apr 28 | May 5 | — | Jun 30 – Aug 25 | 50–65 |
| Onion | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 21 – Sep 8 | 90–120 |
| Pac Choi | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jun 30 | 40–55 |
| Parsnip | — | Apr 7 | — | Aug 13 | Jul 21 – Sep 1 | 100–130 |
| Patty Pan Squash | Mar 17 | Apr 28 | May 5 | — | Jun 23 – Jul 21 | 45–60 |
| Peas | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 11 | 55–70 |
| Peppers | Feb 10 | Apr 28 | May 5 | — | Jul 7 – Sep 15 | 60–90 |
| Pole Beans | Feb 24 | Apr 28 | May 5 | — | Jun 30 – Aug 25 | 55–70 |
| Potatoes | Feb 24 | Apr 28 | May 5 | — | Jul 14 – Sep 22 | 70–120 |
| Pumpkin | Mar 17 | Apr 28 | May 5 | — | Aug 4 – Sep 22 | 85–120 |
| Purslane | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jul 7 | 40–60 |
| Radicchio | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 23 – Jul 28 | 60–80 |
| Radish | — | Apr 7 | — | Aug 13 | May 5 – May 26 | 22–35 |
| Rhubarb | — | — | May 12 | — | — | 365–730 |
| Romanesco | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 7 – Aug 18 | 75–100 |
| Rutabaga | — | Apr 7 | — | Aug 13 | Jun 30 – Aug 4 | 80–100 |
| Salsify | — | Apr 7 | — | Aug 13 | Jul 21 – Sep 1 | 100–130 |
| Savoy Cabbage | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 30 – Aug 25 | 70–110 |
| Scallions | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Jul 14 | 50–70 |
| Scarlet Runner Beans | Feb 24 | Apr 28 | May 5 | — | Jul 7 – Aug 11 | 60–80 |
| Shallot | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jul 21 – Sep 8 | 90–120 |
| Shiso | Mar 3 | Apr 28 | May 5 | — | Jun 30 – Aug 25 | 50–70 |
| Snap Peas | Feb 24 | Apr 28 | May 5 | — | Jun 30 – Aug 25 | 55–70 |
| Snow Peas | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 16 – Aug 11 | 50–65 |
| Soybeans | — | Apr 28 | — | — | Jul 21 – Sep 15 | 80–120 |
| Spaghetti Squash | Mar 17 | Apr 28 | May 5 | — | Aug 4 – Sep 1 | 85–100 |
| Spinach | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jul 28 | 35–50 |
| Squash (Summer) | Mar 17 | Apr 28 | May 5 | — | Jun 23 – Aug 25 | 45–65 |
| Squash (Winter) | Mar 17 | Apr 28 | May 5 | — | Jul 28 – Sep 22 | 80–120 |
| Sunchoke | — | — | May 5 | — | Aug 25 – Oct 20 | 110–150 |
| Sweet Corn | — | Apr 28 | — | — | Jun 30 – Aug 11 | 60–90 |
| Sweet Potatoes | Feb 24 | Apr 28 | May 5 | — | Aug 4 – Sep 22 | 90–120 |
| Tatsoi | Mar 17 | Apr 7 | Apr 21 | Aug 13 | May 26 – Jun 30 | 35–50 |
| Tomatillo | Feb 24 | Apr 28 | May 5 | — | Jul 7 – Sep 15 | 60–85 |
| Tomatoes | Feb 24 | Apr 28 | May 5 | — | Jul 7 – Sep 15 | 60–85 |
| Turnip | — | Apr 7 | — | Aug 13 | May 19 – Jun 23 | 40–60 |
| Watercress | Mar 17 | Apr 7 | Apr 21 | Aug 13 | Jun 2 – Jul 7 | 40–60 |
| Watermelon | Mar 17 | Apr 28 | May 5 | — | Jul 14 – Sep 1 | 70–100 |
| Wax Beans | — | Apr 28 | — | — | Jun 23 – Aug 18 | 50–65 |
| Winter Melon | Feb 24 | Apr 28 | May 5 | — | Aug 4 – Sep 22 | 90–120 |
| Yard Long Beans | Feb 24 | Apr 28 | May 5 | — | Jun 30 – Aug 11 | 55–80 |
| Zucchini | Mar 17 | Apr 28 | May 5 | — | Jun 23 – Aug 18 | 45–60 |
🍓 Fruits to Grow in Highland County
27 fruits that grow well in Zone 6a with planting dates for Highland County.
Show all 27 fruits with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Alpine Strawberries | — | — | May 12 | — | Aug 11 – Nov 24 | 90–180 |
| Aronia | — | — | May 12 | — | — | 730–1095 |
| Blackberries | — | — | May 12 | — | — | 365–730 |
| Blueberries | — | — | May 12 | — | — | 730–1095 |
| Boysenberries | — | — | May 12 | — | — | 365–730 |
| Cantaloupe | — | — | May 12 | — | Jul 21 – Aug 25 | 70–90 |
| Che Fruit | — | — | May 12 | — | — | 1095–1825 |
| Cranberries | — | — | May 12 | — | — | 730–1095 |
| Currants | — | — | May 12 | — | — | 730–1095 |
| Elderberries | — | — | May 12 | — | — | 730–1095 |
| Goji Berries | — | — | May 12 | — | — | 730–1095 |
| Gooseberries | — | — | May 12 | — | — | 730–1095 |
| Grapes | — | — | May 12 | — | — | 730–1095 |
| Ground Cherry | — | — | May 12 | — | Jul 21 – Sep 15 | 65–80 |
| Hardy Kiwi | — | — | May 12 | — | — | 1095–1825 |
| Haskaps | — | — | May 12 | — | — | 730–1095 |
| Honeydew | — | — | May 12 | — | Aug 4 – Sep 15 | 80–110 |
| Jostaberry | — | — | May 12 | — | — | 730–1095 |
| Lingonberries | — | — | May 12 | — | — | 730–1095 |
| Medlar | — | — | May 12 | — | — | 1095–1825 |
| Mulberries | — | — | May 12 | — | — | 730–1825 |
| Pawpaw | — | — | May 12 | — | — | 1095–2555 |
| Persimmon | — | — | May 12 | — | — | 1095–2555 |
| Quince | — | — | May 12 | — | — | 1095–1825 |
| Raspberries | — | — | May 12 | — | — | 365–730 |
| Serviceberries | — | — | May 12 | — | — | 730–1095 |
| Strawberries | — | — | May 12 | — | Aug 11 – Nov 24 | 90–365 |
🌿 Herbs to Grow in Highland County
35 herbs that grow well in Zone 6a with planting dates for Highland County.
Show all 35 herbs with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Harvest | Days to Maturity |
|---|---|---|---|---|---|---|
| Angelica | Mar 17 | Apr 7 | Apr 14 | Aug 13 | — | 365–730 |
| Anise | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jul 14 – Sep 29 | 90–120 |
| Basil | Mar 3 | Apr 28 | May 5 | — | Jun 30 – Sep 1 | 50–75 |
| Bee Balm | — | — | Apr 28 | — | Jul 28 – Oct 13 | 90–120 |
| Borage | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jun 9 – Jul 28 | 50–60 |
| Caraway | Mar 17 | Apr 7 | Apr 14 | Aug 13 | — | 365–450 |
| Catnip | — | — | Apr 28 | — | Jun 30 – Sep 1 | 60–80 |
| Chamomile | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jun 16 – Aug 25 | 60–90 |
| Chervil | Mar 17 | Apr 7 | Apr 14 | Aug 13 | May 26 – Jul 28 | 40–60 |
| Chives | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Cilantro | Mar 17 | Apr 7 | Apr 14 | Aug 13 | May 26 – Jul 28 | 40–60 |
| Comfrey | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Cumin | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jul 28 – Sep 29 | 100–120 |
| Dill | Mar 17 | Apr 7 | Apr 14 | Aug 13 | May 26 – Jul 28 | 40–60 |
| Epazote | Mar 3 | Apr 28 | May 5 | — | Jun 23 – Aug 18 | 45–60 |
| Fennel (herb) | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jun 16 – Aug 25 | 60–90 |
| Feverfew | — | — | Apr 28 | — | Jul 28 – Oct 13 | 90–120 |
| Garlic Chives | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Horehound | — | — | Apr 28 | — | Jul 14 – Sep 8 | 75–90 |
| Hyssop | — | — | Apr 28 | — | Jul 7 – Sep 8 | 70–90 |
| Lemon Balm | — | — | Apr 28 | — | Jun 30 – Aug 18 | 60–70 |
| Lemon Thyme | — | — | Apr 28 | — | Jul 7 – Sep 8 | 70–90 |
| Lovage | — | — | Apr 28 | — | Jul 7 – Sep 8 | 70–90 |
| Marjoram | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Mint | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Oregano | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Parsley | Mar 17 | Apr 7 | Apr 14 | Aug 13 | Jun 16 – Aug 18 | 60–80 |
| Rue | — | — | Apr 28 | — | Jul 7 – Sep 8 | 70–90 |
| Sage | — | — | Apr 28 | — | Jul 14 – Sep 8 | 75–90 |
| Savory | — | — | Apr 28 | — | Jun 23 – Aug 18 | 50–70 |
| Sorrel | Mar 17 | Apr 7 | Apr 14 | Aug 13 | May 26 – Jul 28 | 40–60 |
| Tarragon | — | — | Apr 28 | — | Jun 30 – Sep 8 | 60–90 |
| Thai Basil | Mar 3 | Apr 28 | May 5 | — | Jun 30 – Sep 1 | 50–75 |
| Thyme | — | — | Apr 28 | — | Jul 7 – Sep 8 | 70–90 |
| Valerian | — | — | Apr 28 | — | Sep 1 – Nov 10 | 120–180 |
🌸 Flowers to Grow in Highland County
53 flowers that grow well in Zone 6a with planting dates for Highland County.
Show all 53 flowers with planting dates
| Plant | Start Indoors | Direct Sow | Transplant | Fall Plant | Bloom | Days to Maturity |
|---|---|---|---|---|---|---|
| Ageratum | Mar 3 | Apr 21 | Apr 21 | — | Jun 16 – Sep 22 | 60–75 |
| Alliums | — | — | — | Sep 10 | Oct 8 – Nov 5 | 28–42 |
| Anemones | Mar 24 | — | Apr 21 | — | May 26 – Jun 23 | 90–120 |
| Astilbe | Feb 17 | — | Apr 28 | — | Jul 7 – Sep 15 | 70–100 |
| Bachelor's Button | Mar 10 | Mar 24 | Apr 21 | Sep 10 | Jun 23 – Sep 8 | 60–90 |
| Begonias | Feb 10 | — | Apr 28 | — | Jul 7 – Oct 6 | 70–90 |
| Black-eyed Susan | Feb 17 | Apr 21 | Apr 28 | — | Jul 14 – Oct 27 | 60–80 |
| Bleeding Hearts | Feb 17 | — | Apr 28 | — | Jun 23 – Jul 28 | 60–90 |
| Calendula | Mar 10 | Mar 24 | Apr 21 | — | Jun 9 – Sep 8 | 50–70 |
| California Poppy | — | Mar 24 | — | — | Jun 2 – Jul 14 | 60–90 |
| Celosia | Mar 17 | Apr 28 | Apr 28 | — | Jun 30 – Oct 13 | 60–90 |
| Columbine | Feb 17 | May 5 | May 5 | — | Jun 30 – Aug 4 | 70–100 |
| Coreopsis | Feb 17 | Apr 28 | Apr 28 | — | Jul 7 – Oct 27 | 60–80 |
| Cosmos | Mar 24 | Apr 21 | Apr 21 | — | Jun 30 – Oct 6 | 60–90 |
| Crocus | — | — | — | Sep 10 | Jul 30 – Aug 20 | 10–20 |
| Daffodils | — | — | — | Sep 10 | Aug 6 – Aug 27 | 20–40 |
| Dahlias | Mar 24 | Apr 28 | Apr 28 | — | Jul 14 – Oct 27 | 70–120 |
| Daylily | Feb 17 | — | Apr 28 | — | Jul 14 – Oct 27 | 60–90 |
| Dianthus | Feb 24 | Mar 24 | Apr 7 | — | May 26 – Aug 25 | 60–80 |
| Echinacea (Purple Coneflower) | Feb 17 | May 5 | May 5 | — | Jul 28 – Nov 3 | 70–90 |
| Foxglove | Feb 17 | Apr 28 | Apr 28 | — | Jun 23 – Jul 28 | 80–120 |
| Gaillardia (Blanket Flower) | Mar 3 | Apr 28 | Apr 28 | — | Jul 7 – Nov 10 | 70–100 |
| Geraniums | Feb 10 | — | Apr 28 | — | Jul 7 – Oct 6 | 70–100 |
| Gladiolus | — | Apr 21 | Apr 21 | — | Jul 7 – Oct 20 | 70–100 |
| Hostas | Feb 10 | — | Apr 28 | — | Jul 14 – Oct 27 | 60–90 |
| Hyacinths | — | — | — | Sep 10 | Aug 27 – Sep 17 | 14–28 |
| Hydrangeas | Feb 10 | — | Apr 28 | — | Jul 7 – Oct 13 | 90–150 |
| Impatiens | Feb 24 | — | Apr 28 | — | Jul 7 – Oct 13 | 60–75 |
| Irises | — | Division | Apr 28 | — | Jun 23 – Jul 21 | 60–100 |
| Larkspur | — | Mar 24 | — | — | Jun 2 – Jul 28 | 60–90 |
| Lavender | Feb 10 | — | May 5 | — | Jul 14 – Sep 8 | 90–120 |
| Lilies | — | Division | Apr 28 | — | Jul 7 – Oct 13 | 70–120 |
| Lobelia | Feb 17 | — | Apr 7 | — | Jun 2 – Aug 25 | 70–80 |
| Lupine | Feb 17 | Apr 28 | Apr 28 | — | Jun 23 – Jul 28 | 75–100 |
| Marigolds | Mar 10 | Apr 28 | Apr 28 | — | Jun 23 – Sep 22 | 50–70 |
| Nasturtium | Mar 24 | Apr 28 | Apr 28 | — | Jun 23 – Oct 13 | 55–65 |
| Pansy | Feb 10 | — | Apr 21 | Aug 27 | Jun 16 – Aug 18 | 70–90 |
| Peonies | — | Division | Apr 28 | — | Jun 30 – Aug 4 | 90–120 |
| Petunia | Feb 24 | — | Apr 28 | — | Jul 7 – Oct 13 | 70–90 |
| Phlox | Feb 17 | Apr 28 | Apr 28 | — | Jul 7 – Sep 29 | 80–110 |
| Portulaca | Mar 17 | Apr 28 | Apr 28 | — | Jun 16 – Sep 29 | 50–70 |
| Ranunculus | Mar 10 | — | Apr 21 | — | Jun 2 – Jun 30 | 90–120 |
| Roses | Feb 10 | — | Apr 28 | — | Jul 7 – Oct 27 | 90–180 |
| Salvia | Feb 17 | — | Apr 28 | — | Jul 7 – Oct 13 | 70–90 |
| Sedum (Stonecrop) | Feb 17 | — | Apr 28 | — | Aug 18 – Nov 3 | 60–90 |
| Snapdragon | Feb 10 | Mar 31 | Apr 21 | — | Jun 30 – Sep 8 | 70–100 |
| Sunflower | Mar 31 | Apr 28 | Apr 28 | — | Jul 21 – Oct 13 | 70–100 |
| Sweet Alyssum | Mar 3 | Mar 31 | Apr 21 | — | Jun 2 – Aug 11 | 45–60 |
| Sweet Pea | Mar 10 | Mar 17 | Apr 21 | — | Jul 7 – Sep 15 | 65–85 |
| Tulips | — | — | — | Sep 10 | Aug 20 – Sep 17 | 15–30 |
| Vinca (Annual) | Feb 10 | — | Apr 28 | — | Jul 7 – Oct 13 | 70–90 |
| Yarrow | Feb 17 | Apr 21 | Apr 28 | — | Jul 7 – Oct 27 | 60–90 |
| Zinnia | Mar 24 | Apr 28 | Apr 28 | — | Jul 7 – Oct 13 | 60–70 |
Monthly Planting Guide for Highland County
Gardening Guides & Resources
Helpful guides from The Ultimate Homestead to improve your garden in Highland County.
Frequently Asked Questions
What planting zone is Highland County, VA?
Highland County is in USDA Hardiness Zone 6a. This zone classification determines which perennial plants survive winter and sets the baseline for frost timing across the county.
When is the last frost in Highland County, VA?
Based on 31 years of NOAA weather station data, the median last spring frost in Highland County falls around April 21. In 8 out of 10 years, last frost lands between March 31 and May 14 — a 43-day window of variability. Use May 14 as your conservative safe-to-plant date for frost-sensitive crops.
When is the first fall frost in Highland County, VA?
The median first fall frost in Highland County arrives around October 22. In cold years it can arrive as early as October 7; in mild years as late as November 5. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.
How long is the growing season in Highland County?
Highland County has a frost-free growing season of approximately 184 days. This is enough time for most warm-season crops including tomatoes, peppers, and squash with proper timing. Climate records show the growing season is trending longer by about 5.58 days per decade.
What is the soil like in Highland County for gardening?
Highland County has predominantly Silt Loam soil with a pH range of 5.6–6.5 and Somewhat Poorly Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.
What is grown commercially in Highland County?
Highland County has commercial agriculture that includes Poultry, Soybeans, Corn. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.
Is Highland County a good location for home gardening?
Highland County scores 51/100 (Moderate) on our Microclimate Index, which combines frost reliability, drought pressure, soil challenge, elevation risk, and long-term climate trend. Conditions here are moderate — most common crops grow well with standard timing and care.
Your Highland County Garden Planner — Free
A 22-page printable planner built for Highland County (Zone 6a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.
The Gardener's Encyclopedia to Companion Planting
The pairings that make vegetables, herbs, and flowers grow better — and the ones that quietly wreck a bed.
- Proven pairings for 200+ vegetables, herbs, flowers, and fruits
- Full seed-starting + planting schedule with timing and spacing
- Bonus: square-foot gardening guide + printable seasonal planners
Seed Saving & Storage Guide
Most saved seeds go bad before next season. This shows exactly when to pick, how to dry, and where to store seeds from 200 plants so yours don't.
- 200 plants, step-by-step: life cycle, pollination type, isolation
- Exact temperature + humidity ranges that keep seeds viable
- Bonus: searchable Google Sheets tracker + custom GPT assistant
Composting Guide for Homesteaders
Turn kitchen scraps and yard waste into compost that actually feeds the garden — instead of a pile that smells, attracts pests, and never breaks down.
- 14 sections on composting methods, soil science, and troubleshooting
- The 7-step hot-compost system from start to finish
- Bonus tools: troubleshooting chart, safety guide, monitoring log