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Boone County, KY — Planting Guide

Boone County, Kentucky Zone 6b June

This month in Boone County, Kentucky

June is a pivotal month for Boone County, Kentucky gardens. Focus on these tasks first and you'll set up the rest of the season for success.

Avg. last frost April 19
Avg. first frost October 21
Soil temp (4") 69°F
Watering Low
Pest pressure High
Daylight 14.7 hrs
  1. Start basil, peppers, and pole beans indoors

    Label every cell. You will absolutely forget which is which otherwise.

  2. Harvest basil, carrots, and cucumber as they ripen

    This is the payoff month. Bring a basket, bring a friend, and get into the beds.

Looking ahead to July
  • First harvests: basil, carrots, and cucumber

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Boone County is in USDA Zone 6b. The average last spring frost is April 19 and the first fall frost is October 21, giving you a growing season of approximately 185 days.

At an elevation of 2,587 ft, Boone County receives approximately 51 in of rainfall annually. Summer highs average 89°F with winter lows around 22°F. The predominant soil type is Silt Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 35 days year to year — ranging from April 4 in warm years to May 9 in cold years. The growing season is trending shorter by about 2.22 days per decade. Boone County scores 48/100 (Moderate) on the Microclimate Index.

🌡️ Zone

6b (-5°F to 0°F min)

❄️ Last Frost

April 19

🍂 First Frost

October 21

📅 Growing Season

185 days

⛰️ Elevation

2,587 ft

🌧️ Annual Rainfall

51 in

Boone County, KY Moderate season
185 days
❄
Last Spring Frost April 19
➔ 185 growing days ➔
❄
First Fall Frost October 21

Monthly Watering Calendar for Boone 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: Over-watering kills more plants than under-watering. Boone County's 51" annual rainfall changes the gardening playbook — humid-region gardeners often water by the calendar when they should water by the soil moisture.

1"/wk 0" 1.3" 2.6" 3.9" 5.2" Jan 4.7" Feb 4.1" Mar 5.2" +0.6" Apr 3.7" +0.7" May 3.6" Jun 5.1" Jul 5.2" Aug 4.4" Sep 4.3" +1.3" Oct 3" Nov 3.9" Dec 3.9"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 4.7 in 8 days — None
Feb 4.1 in 7 days — None
Mar 5.2 in 11 days — Low
Apr 3.7 in 8 days 0.6 in Moderate
May 3.6 in 8 days 0.7 in Moderate
Jun 5.1 in 10 days — Low
Jul 5.2 in 11 days — Low
Aug 4.4 in 11 days — Low
Sep 4.3 in 7 days — Low
Oct 3 in 7 days 1.3 in Moderate
Nov 3.9 in 6 days — None
Dec 3.9 in 9 days — None

Annual total: 51.1 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.

Boone County Soil Profile

Soil Type

Silt Loam

Soil pH

5.7-6.5

Drainage

Well Drained

Frost Risk Probability

Based on 31 years of NOAA weather station data from 3 stations

Too early frost risk Safe to Plant Apr 19 → Oct 21 185 frost-free days Protect crops frost returns Apr May Jun Jul Aug Sep Oct Nov Dec Safe: May 9 Protect by: Nov 2

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 9 Nov 2 177 days
Cautious Apr 25 Oct 27 185 days
Average year Apr 19 Oct 21 185 days
Optimistic Apr 11 Oct 17 189 days
Aggressive (risky) Apr 4 Oct 8 187 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±35 days year-to-year. Use the "Conservative" row in the table below, and keep row covers handy for surprise late frosts.

⚠️
Is the growing season changing?

Yes — growing seasons are getting shorter here (about 2.2 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.

Gardening Difficulty Score

48 Moderate
Frost Timing Risk
10.0/10
Drought Risk
5.5/10
Soil Difficulty
1.0/10
Altitude Challenge
3.2/10
Climate Shift
8.9/10
Rainfall Challenge
2.4/10

Boone County presents some gardening challenges. Choose adapted varieties and plan around frost dates.

Zone 6b Frost Countdown
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Loading...
Last Frost: Apr 19 First Frost: Oct 21

Local Gardening Help in Boone 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 Boone County's climate and soil.

County Extension Office

Boone County University of Kentucky Cooperative Extension Extension Office

Phone: 859-257-4302

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.

Find Master Gardeners in KY →

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.

Request a Soil Test →

Services Available in Boone County

Soil testing Pest identification Master Gardener program
Finding local nurseries & garden centers in Boone County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Boone 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 Boone County KY" or "garden center Boone 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 Boone County KY" or check your extension office and local parks department. Facebook groups like "Boone County Gardeners" or "Kentucky 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.

After Onion (harvest ends Sep 6) 45 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Crocus 10-20d Hyacinths 14-28d
After Squash (Winter) (harvest ends Sep 20) 31 days until frost
Radish 22-35d Lettuce 30-60d Crocus 10-20d Hyacinths 14-28d Tulips 15-30d
After Basil (harvest ends Aug 30) 52 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Cucumber 50-70d Green Beans 50-65d
After Kale (harvest ends Aug 9) 73 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Sweet Potatoes (harvest ends Sep 20) 31 days until frost
Radish 22-35d Lettuce 30-60d Crocus 10-20d Hyacinths 14-28d Tulips 15-30d
After Eggplant (harvest ends Sep 13) 38 days until frost
Radish 22-35d Lettuce 30-60d Crocus 10-20d Hyacinths 14-28d Tulips 15-30d
Show 6 more succession options
After Corn (harvest ends Aug 16) 66 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Cauliflower (harvest ends Aug 16) 66 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Chard (harvest ends Aug 2) 80 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Cabbage (harvest ends Aug 16) 66 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Broccoli (harvest ends Aug 2) 80 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d
After Green Beans (harvest ends Aug 9) 73 days until frost
Radish 22-35d Lettuce 30-60d Zucchini 45-60d Basil 50-75d Cucumber 50-70d

Sunlight & Day Length in Boone County

Monthly daylight hours and peak sun — critical for onion varieties, photoperiod-sensitive plants, and solar garden planning.

What this means for you: Plants use day length as their seasonal clock. Some crops flower when days lengthen (most flowers), some when days shorten (chrysanthemums, soybeans). Boone County's curve is the timing layer beneath everything you grow.

Longest Day

14.7 hours

Summer solstice daylight

Shortest Day

9.3 hours

Winter solstice daylight

Peak Sun Hours

8.9 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.

14hr 12hr 3h 6h 10h 13h 16h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight hours (sunrise to sunset) Peak sun hours (direct sunlight after cloud cover) ▪ Gold zone = long day (14+ hr) ▪ Blue zone = short day (<12 hr)

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
MonthDaylight HoursPeak Sun HoursDay Length
January 9.6 hr 4.9 hr Short day
February 10.5 hr 5.2 hr Short day
March 11.7 hr 6.4 hr Short day
April 13 hr 7.4 hr Neutral
May 14.1 hr 8.9 hr Long day
June 14.7 hr 8.9 hr Long day
July 14.5 hr 7.8 hr Long day
August 13.5 hr 7.5 hr Neutral
September 12.2 hr 6.8 hr Neutral
October 11 hr 6.7 hr Short day
November 9.8 hr 5.6 hr Short day
December 9.3 hr 4.4 hr Short day

Peak sun hours factor in typical cloud cover — use these for solar panel and shade-planning calculations.

Soil Temperature & Composting in Boone County

Monthly soil temps tell you when to plant warm-season crops, and when your compost pile is actively working.

For new gardeners: Air temperature lies. Your air can be 70°F in April but the soil 4 inches down is still 50°F — too cold for tomatoes or peppers to root properly. Boone County's soil temperature curve tells you the real planting window. A $5 soil thermometer pays for itself in one season.

Plant Warm Crops When

Soil reaches 60°F+

Soil warm enough from Jun through Sep.

Best Month to Compost

Jun

Microbial activity peaks when soil is warm.

Active Composting

6 months

Solid season. Piles go dormant in winter.

60°F 70°F 10° 30° 50° 70° 90° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
4" depth 8" depth - - - 60°F (corn, beans) - - - 70°F (tomatoes, peppers)
View detailed monthly data
MonthSoil 4" DeepSoil 8" DeepCompost ActivityTime to Finish
Jan 27°F 32°F ❄️ Dormant ~36 weeks
Feb 27°F 31°F ❄️ Dormant ~36 weeks
Mar 35°F 38°F ❄️ Dormant ~36 weeks
Apr 45°F 46°F 🐢 Slow ~24 weeks
May 56°F 54°F ♻️ Active ~14 weeks
Jun 69°F 63°F 🔥 Peak ~8 weeks
Jul 75°F 69°F 🔥 Peak ~8 weeks
Aug 75°F 73°F 🔥 Peak ~8 weeks
Sep 71°F 68°F 🔥 Peak ~8 weeks
Oct 57°F 61°F ♻️ Active ~14 weeks
Nov 44°F 48°F 🐢 Slow ~24 weeks
Dec 31°F 40°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 Boone County

Computed from local climate patterns — warmer, humid conditions increase pest generations and fungal disease risk.

Quick context: In Boone County's climate, pest pressure shapes which crops are easy and which are heartbreak. Tomatoes are easy in dry mountain air, hard in humid coast — same plant, completely different gardening experience.

Insect Pest Pressure

6.3 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.1 / 10

Moderate — watch for mildew and blight during wet periods.

Seasonal Risk

Spring Low
Summer High
Fall Low
Winter Low
View 6 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate Apr, May, Jun, Jul, Aug, Sep
Japanese beetles Moderate Jun, Jul, Aug
Squash vine borers Moderate Jun, Jul
Tomato hornworms Moderate Jun, Jul, Aug
Cucumber beetles Low 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 Boone County

Cover crops protect bare soil, fix nitrogen, suppress weeds, and improve soil structure — with planting dates calibrated for your area.

The practical takeaway: Why not just leave bare soil? Weed seeds, erosion, nutrient leaching, and crust formation. A cover crop solves all of these for the cost of seeds and one mowing.

Spring Cover Crops (3 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat Apr 21 Aug 12 — Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass Apr 29 Aug 19 — Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 24 Aug 12 ✓ 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 1 Sep 23 — 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 9 Mar 29 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 29 Apr 5 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Sep 5 Mar 29 — Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Jul 29 Apr 5 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 16 Mar 29 — Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 15 Apr 5 — Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 19 Apr 5 — Erosion control, weed suppression, good biomass

Wind & Microclimate in Boone County

Why it matters: Plants lose water through tiny leaf pores. Wind accelerates that loss dramatically — a 15 mph day can double a calm day's irrigation need. Boone County's 6.2 mph background wind is something to design around, not against. Windbreaks made of perennial shrubs save more water than any drip system.

Wind dries soil, stresses plants, and affects frost patterns. Understanding your exposure helps with garden placement.

Seasonal Wind Speed

Spring: 10 mph   Summer: 6 mph

Fall: 8 mph   Winter: 8 mph

Prevailing wind: SW. Low wind — no windbreak needed for most crops.

Windbreak Benefit

3.1/10

Low need — wind is not a major factor in your garden planning.

Frost Pocket Risk

Moderate

Some terrain variation (597 ft range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.

Rainwater Harvesting in Boone County

How much water you can collect, when to collect it, and what size system you need for your garden.

The practical takeaway: Rainwater is unchlorinated, unfluoridated, and at ambient temperature — plants actually prefer it. Boone County's 51" annual rainfall means even a small 50-gallon barrel catches enough for a few weeks of garden watering between storms.

Annual Collection

25,468 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 250 gal tank.

Legal Status

Unrestricted

Rainwater harvesting is fully legal in your state with no restrictions.

Best Collection Months

Jan, Mar, Jun, Jul

Highest rainfall months — your barrels will fill up quickly during these months.

Months to Draw From Storage

Apr, May, Oct

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 51.1 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 25,468 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Your area gets ample rainfall — even small barrels make a big difference
  • Consider a rain garden to handle overflow during heavy rainfall months

Soil & Growing Conditions in Boone County

Soil Type

Silt Loam

Soil pH 5.7–6.5 · Moderately Well Drained drainage

Good candidate for raised beds to maximise drainage and extend the season.

Watering Needs

Drought stress: 5.5/10

Moderate drought pressure. Drip irrigation and mulching are highly recommended to maintain soil moisture through summer.

Season Tips

185-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.

Instant PDF download. No spam, unsubscribe any time.

Recommended for Your Garden

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

Know your soil before you plant for best results.

📏
Digital pH Meter $10-20

Get instant, accurate soil pH readings to fine-tune your amendments.

Helpful for your garden setup.

🍂
Organic Compost $8-30

Boost soil fertility and structure with rich, well-aged organic compost.

Helpful for your garden setup.

🥬 Vegetables to Grow in Boone County

107 vegetables that grow well in Zone 6b with planting dates for Boone County.

Show all 107 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Mar 15 Apr 26 May 3 — Jul 26 – Aug 30 80–100
Amaranth Feb 22 Apr 26 May 3 — Aug 2 – Sep 20 90–120
Arugula Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jul 26 30–50
Asparagus — — May 3 — — 730–1095
Beets — Apr 5 — Aug 12 May 31 – Jun 28 50–70
Belgian Endive Mar 15 Apr 5 Apr 19 Aug 12 Aug 9 – Oct 4 110–150
Bitter Melon Feb 22 Apr 26 May 3 — Jul 5 – Aug 16 60–90
Black Beans — Apr 26 — — Jul 26 – Sep 13 90–120
Bok Choy Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jul 5 40–60
Broccoli Mar 15 Apr 5 Apr 19 Aug 12 Jun 21 – Aug 2 60–90
Broccoli Rabe Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jul 5 40–60
Brussels Sprouts Mar 15 Apr 5 Apr 19 Aug 12 Jul 19 – Sep 13 90–130
Butternut Squash Mar 15 Apr 26 May 3 — Aug 2 – Sep 6 85–110
Cabbage Mar 15 Apr 5 Apr 19 Aug 12 Jun 21 – Aug 16 60–100
Calabash Feb 22 Apr 26 May 3 — Jul 26 – Sep 20 80–120
Carrots — Apr 5 — Aug 12 Jun 7 – Jul 12 60–80
Cauliflower Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 16 55–100
Celeriac Mar 15 Apr 5 Apr 19 Aug 12 Aug 2 – Sep 6 100–120
Celery Mar 15 Apr 5 Apr 19 Aug 12 Jul 12 – Sep 6 80–120
Celtuce Mar 15 Apr 5 Apr 19 Aug 12 Jun 21 – Aug 2 60–90
Chard Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 2 50–60
Chickpeas Mar 15 Apr 5 Apr 19 Aug 12 Jul 12 – Aug 23 80–110
Chicory Mar 15 Apr 5 Apr 19 Aug 12 Jun 21 – Aug 2 60–85
Chinese Cabbage Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Jul 12 50–70
Christmas Lima Beans Feb 22 Apr 26 May 3 — Jul 26 – Aug 30 80–100
Collard Greens Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 16 55–75
Corn — Apr 26 — — Jun 28 – Aug 23 60–100
Cowpeas — Apr 26 — — Jun 28 – Aug 9 60–90
Cress Mar 15 Apr 5 Apr 19 Aug 12 May 3 – May 24 14–21
Crookneck Squash Mar 15 Apr 26 May 3 — Jun 21 – Jul 19 45–60
Crosne — Apr 5 — Aug 12 Sep 6 – Oct 18 150–200
Cucumber Mar 15 Apr 26 May 3 — Jun 28 – Aug 23 50–70
Daikon — Apr 5 — Aug 12 May 31 – Jun 28 50–70
Delicata Squash Mar 15 Apr 26 May 3 — Jul 26 – Aug 30 80–100
Edamame — Apr 26 — — Jul 12 – Aug 23 75–100
Eggplant Feb 8 Apr 26 May 3 — Jul 12 – Sep 13 65–85
Endive Mar 15 Apr 5 Apr 19 Aug 12 Jun 7 – Jul 12 45–65
Escarole Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Jul 12 50–70
Fava Beans Mar 15 Apr 5 Apr 19 Aug 12 Jul 5 – Aug 16 75–100
Fennel Feb 22 Apr 26 May 3 — Jul 5 – Aug 16 60–90
Garlic — — — Sep 9 Dec 9 – Mar 24 90–240
Green Beans — Apr 26 — — Jun 21 – Aug 16 50–65
Horseradish — — May 3 — Sep 6 – Nov 15 120–180
Hot Peppers Feb 8 Apr 26 May 3 — Jul 12 – Oct 18 70–120
Hubbard Squash Mar 15 Apr 26 May 3 — Aug 16 – Sep 20 100–120
Kabocha Mar 15 Apr 26 May 3 — Aug 2 – Aug 30 85–100
Kai Lan Mar 15 Apr 5 Apr 19 Aug 12 Jun 7 – Jul 5 45–60
Kale Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 9 50–70
Kidney Beans — Apr 26 — — Jul 26 – Aug 30 85–110
Kohlrabi Mar 15 Apr 5 Apr 19 Aug 12 Jun 7 – Jul 12 45–65
Komatsuna Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jun 28 35–50
Leeks Mar 15 Apr 5 Apr 19 Aug 12 Jul 19 – Oct 4 90–150
Lentils Mar 15 Apr 5 Apr 19 Aug 12 Jul 12 – Aug 23 80–110
Lettuce Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Aug 2 30–60
Lima Beans — Apr 26 — — Jun 28 – Aug 9 60–90
Loofah Feb 22 Apr 26 May 3 — Aug 16 – Oct 18 100–150
Luffa Feb 22 Apr 26 May 3 — Aug 2 – Oct 18 90–150
Mache Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jul 5 40–60
Melon Mar 15 Apr 26 May 3 — Jul 12 – Aug 30 70–100
Microgreens Mar 15 Apr 5 Apr 19 Aug 12 Apr 26 – May 24 7–21
Mitsuba Mar 15 Apr 5 Apr 12 Aug 12 Jun 7 – Aug 2 50–70
Mizuna Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jun 21 30–45
Mustard Greens Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jul 26 30–50
Napa Cabbage Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Jul 19 55–75
New Zealand Spinach Feb 22 Apr 26 May 3 — Jun 28 – Jul 26 55–70
Okra Feb 22 Apr 26 May 3 — Jun 28 – Aug 23 50–65
Onion Mar 15 Apr 5 Apr 19 Aug 12 Jul 19 – Sep 6 90–120
Pac Choi Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jun 28 40–55
Parsnip — Apr 5 — Aug 12 Jul 19 – Aug 30 100–130
Patty Pan Squash Mar 15 Apr 26 May 3 — Jun 21 – Jul 19 45–60
Peas Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 9 55–70
Peppers Feb 8 Apr 26 May 3 — Jul 5 – Sep 13 60–90
Pole Beans Feb 22 Apr 26 May 3 — Jun 28 – Aug 23 55–70
Potatoes Feb 22 Apr 26 May 3 — Jul 12 – Sep 20 70–120
Pumpkin Mar 15 Apr 26 May 3 — Aug 2 – Sep 20 85–120
Purslane Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jul 5 40–60
Radicchio Mar 15 Apr 5 Apr 19 Aug 12 Jun 21 – Jul 26 60–80
Radish — Apr 5 — Aug 12 May 3 – May 24 22–35
Rhubarb — — May 10 — — 365–730
Romanesco Mar 15 Apr 5 Apr 19 Aug 12 Jul 5 – Aug 16 75–100
Rutabaga — Apr 5 — Aug 12 Jun 28 – Aug 2 80–100
Salsify — Apr 5 — Aug 12 Jul 19 – Aug 30 100–130
Savoy Cabbage Mar 15 Apr 5 Apr 19 Aug 12 Jun 28 – Aug 23 70–110
Scallions Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Jul 12 50–70
Scarlet Runner Beans Feb 22 Apr 26 May 3 — Jul 5 – Aug 9 60–80
Shallot Mar 15 Apr 5 Apr 19 Aug 12 Jul 19 – Sep 6 90–120
Shiso Mar 1 Apr 26 May 3 — Jun 28 – Aug 23 50–70
Snap Peas Feb 22 Apr 26 May 3 — Jun 28 – Aug 23 55–70
Snow Peas Mar 15 Apr 5 Apr 19 Aug 12 Jun 14 – Aug 9 50–65
Soybeans — Apr 26 — — Jul 19 – Sep 13 80–120
Spaghetti Squash Mar 15 Apr 26 May 3 — Aug 2 – Aug 30 85–100
Spinach Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jul 26 35–50
Squash (Summer) Mar 15 Apr 26 May 3 — Jun 21 – Aug 23 45–65
Squash (Winter) Mar 15 Apr 26 May 3 — Jul 26 – Sep 20 80–120
Sunchoke — — May 3 — Aug 23 – Oct 18 110–150
Sweet Corn — Apr 26 — — Jun 28 – Aug 9 60–90
Sweet Potatoes Feb 22 Apr 26 May 3 — Aug 2 – Sep 20 90–120
Tatsoi Mar 15 Apr 5 Apr 19 Aug 12 May 24 – Jun 28 35–50
Tomatillo Feb 22 Apr 26 May 3 — Jul 5 – Sep 13 60–85
Tomatoes Feb 22 Apr 26 May 3 — Jul 5 – Sep 13 60–85
Turnip — Apr 5 — Aug 12 May 17 – Jun 21 40–60
Watercress Mar 15 Apr 5 Apr 19 Aug 12 May 31 – Jul 5 40–60
Watermelon Mar 15 Apr 26 May 3 — Jul 12 – Aug 30 70–100
Wax Beans — Apr 26 — — Jun 21 – Aug 16 50–65
Winter Melon Feb 22 Apr 26 May 3 — Aug 2 – Sep 20 90–120
Yard Long Beans Feb 22 Apr 26 May 3 — Jun 28 – Aug 9 55–80
Zucchini Mar 15 Apr 26 May 3 — Jun 21 – Aug 16 45–60

🍓 Fruits to Grow in Boone County

27 fruits that grow well in Zone 6b with planting dates for Boone County.

Show all 27 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries — — May 10 — Aug 9 – Nov 22 90–180
Aronia — — May 10 — — 730–1095
Blackberries — — May 10 — — 365–730
Blueberries — — May 10 — — 730–1095
Boysenberries — — May 10 — — 365–730
Cantaloupe — — May 10 — Jul 19 – Aug 23 70–90
Che Fruit — — May 10 — — 1095–1825
Cranberries — — May 10 — — 730–1095
Currants — — May 10 — — 730–1095
Elderberries — — May 10 — — 730–1095
Goji Berries — — May 10 — — 730–1095
Gooseberries — — May 10 — — 730–1095
Grapes — — May 10 — — 730–1095
Ground Cherry — — May 10 — Jul 19 – Sep 13 65–80
Hardy Kiwi — — May 10 — — 1095–1825
Haskaps — — May 10 — — 730–1095
Honeydew — — May 10 — Aug 2 – Sep 13 80–110
Jostaberry — — May 10 — — 730–1095
Lingonberries — — May 10 — — 730–1095
Medlar — — May 10 — — 1095–1825
Mulberries — — May 10 — — 730–1825
Pawpaw — — May 10 — — 1095–2555
Persimmon — — May 10 — — 1095–2555
Quince — — May 10 — — 1095–1825
Raspberries — — May 10 — — 365–730
Serviceberries — — May 10 — — 730–1095
Strawberries — — May 10 — Aug 9 – Nov 22 90–365

🌿 Herbs to Grow in Boone County

35 herbs that grow well in Zone 6b with planting dates for Boone County.

Show all 35 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Mar 15 Apr 5 Apr 12 Aug 12 — 365–730
Anise Mar 15 Apr 5 Apr 12 Aug 12 Jul 12 – Sep 27 90–120
Basil Mar 1 Apr 26 May 3 — Jun 28 – Aug 30 50–75
Bee Balm — — Apr 26 — Jul 26 – Oct 11 90–120
Borage Mar 15 Apr 5 Apr 12 Aug 12 Jun 7 – Jul 26 50–60
Caraway Mar 15 Apr 5 Apr 12 Aug 12 — 365–450
Catnip — — Apr 26 — Jun 28 – Aug 30 60–80
Chamomile Mar 15 Apr 5 Apr 12 Aug 12 Jun 14 – Aug 23 60–90
Chervil Mar 15 Apr 5 Apr 12 Aug 12 May 24 – Jul 26 40–60
Chives — — Apr 26 — Jun 28 – Sep 6 60–90
Cilantro Mar 15 Apr 5 Apr 12 Aug 12 May 24 – Jul 26 40–60
Comfrey — — Apr 26 — Jun 28 – Sep 6 60–90
Cumin Mar 15 Apr 5 Apr 12 Aug 12 Jul 26 – Sep 27 100–120
Dill Mar 15 Apr 5 Apr 12 Aug 12 May 24 – Jul 26 40–60
Epazote Mar 1 Apr 26 May 3 — Jun 21 – Aug 16 45–60
Fennel (herb) Mar 15 Apr 5 Apr 12 Aug 12 Jun 14 – Aug 23 60–90
Feverfew — — Apr 26 — Jul 26 – Oct 11 90–120
Garlic Chives — — Apr 26 — Jun 28 – Sep 6 60–90
Horehound — — Apr 26 — Jul 12 – Sep 6 75–90
Hyssop — — Apr 26 — Jul 5 – Sep 6 70–90
Lemon Balm — — Apr 26 — Jun 28 – Aug 16 60–70
Lemon Thyme — — Apr 26 — Jul 5 – Sep 6 70–90
Lovage — — Apr 26 — Jul 5 – Sep 6 70–90
Marjoram — — Apr 26 — Jun 28 – Sep 6 60–90
Mint — — Apr 26 — Jun 28 – Sep 6 60–90
Oregano — — Apr 26 — Jun 28 – Sep 6 60–90
Parsley Mar 15 Apr 5 Apr 12 Aug 12 Jun 14 – Aug 16 60–80
Rue — — Apr 26 — Jul 5 – Sep 6 70–90
Sage — — Apr 26 — Jul 12 – Sep 6 75–90
Savory — — Apr 26 — Jun 21 – Aug 16 50–70
Sorrel Mar 15 Apr 5 Apr 12 Aug 12 May 24 – Jul 26 40–60
Tarragon — — Apr 26 — Jun 28 – Sep 6 60–90
Thai Basil Mar 1 Apr 26 May 3 — Jun 28 – Aug 30 50–75
Thyme — — Apr 26 — Jul 5 – Sep 6 70–90
Valerian — — Apr 26 — Aug 30 – Nov 8 120–180

🌸 Flowers to Grow in Boone County

53 flowers that grow well in Zone 6b with planting dates for Boone County.

Show all 53 flowers with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Mar 1 Apr 19 Apr 19 — Jun 14 – Sep 27 60–75
Alliums — — — Sep 9 Oct 7 – Nov 4 28–42
Anemones Mar 22 — Apr 19 — May 17 – Jun 14 90–120
Astilbe Feb 15 — Apr 26 — Jul 5 – Sep 13 70–100
Bachelor's Button Mar 8 Mar 22 Apr 19 Sep 9 Jun 21 – Sep 13 60–90
Begonias Feb 8 — Apr 26 — Jul 5 – Oct 11 70–90
Black-eyed Susan Feb 15 Apr 19 Apr 26 — Jul 12 – Nov 1 60–80
Bleeding Hearts Feb 15 — Apr 26 — Jun 21 – Jul 26 60–90
Calendula Mar 8 Mar 22 Apr 19 — Jun 7 – Sep 13 50–70
California Poppy — Mar 22 — — May 31 – Jul 26 60–90
Celosia Mar 15 Apr 26 Apr 26 — Jun 28 – Oct 18 60–90
Columbine Feb 15 Apr 26 Apr 26 — Jun 21 – Jul 26 70–100
Coreopsis Feb 15 Apr 19 Apr 26 — Jul 5 – Nov 1 60–80
Cosmos Mar 22 Apr 19 Apr 19 — Jun 28 – Oct 11 60–90
Crocus — — — Sep 9 Jul 29 – Aug 19 10–20
Daffodils — — — Sep 9 Aug 5 – Aug 26 20–40
Dahlias Mar 22 Apr 26 Apr 26 — Jul 12 – Nov 1 70–120
Daylily Feb 15 — Apr 26 — Jul 12 – Nov 1 60–90
Dianthus Feb 22 Mar 22 Mar 29 — May 17 – Aug 16 60–80
Echinacea (Purple Coneflower) Feb 15 Apr 26 Apr 26 — Jul 12 – Nov 1 70–90
Foxglove Feb 15 Apr 26 Apr 26 — Jun 21 – Jul 26 80–120
Gaillardia (Blanket Flower) Mar 1 Apr 26 Apr 26 — Jul 5 – Nov 8 70–100
Geraniums Feb 8 — Apr 26 — Jul 5 – Oct 11 70–100
Gladiolus — Apr 19 Apr 19 — Jul 5 – Oct 25 70–100
Hostas Feb 8 — Apr 26 — Jul 12 – Nov 1 60–90
Hyacinths — — — Sep 9 Aug 26 – Sep 16 14–28
Hydrangeas Feb 8 — Apr 26 — Jul 5 – Oct 18 90–150
Impatiens Feb 22 — Apr 26 — Jul 5 – Oct 18 60–75
Irises — Division Apr 26 — Jun 21 – Jul 19 60–100
Larkspur — Mar 22 — — May 31 – Jul 26 60–90
Lavender Feb 8 — May 3 — Jul 12 – Sep 6 90–120
Lilies — Division Apr 26 — Jul 5 – Oct 11 70–120
Lobelia Feb 15 — Apr 5 — May 31 – Aug 23 70–80
Lupine Feb 15 Apr 26 Apr 26 — Jun 21 – Jul 26 75–100
Marigolds Mar 8 Apr 19 Apr 19 — Jun 14 – Sep 20 50–70
Nasturtium Mar 22 Apr 19 Apr 19 — Jun 14 – Oct 11 55–65
Pansy Feb 8 — Apr 19 Aug 26 Jun 14 – Aug 23 70–90
Peonies — Division Apr 26 — Jun 28 – Aug 2 90–120
Petunia Feb 22 — Apr 26 — Jul 5 – Oct 18 70–90
Phlox Feb 15 Apr 26 Apr 26 — Jul 5 – Sep 27 80–110
Portulaca Mar 15 Apr 26 Apr 26 — Jun 14 – Oct 4 50–70
Ranunculus Mar 8 — Apr 19 — May 24 – Jun 21 90–120
Roses Feb 8 — Apr 26 — Jul 5 – Nov 1 90–180
Salvia Feb 15 — Apr 19 — Jun 28 – Oct 11 70–90
Sedum (Stonecrop) Feb 15 — Apr 26 — Aug 16 – Nov 8 60–90
Snapdragon Feb 8 Mar 29 Apr 19 — Jun 28 – Sep 13 70–100
Sunflower Mar 29 Apr 19 Apr 19 — Jul 12 – Oct 11 70–100
Sweet Alyssum Mar 8 Mar 29 Apr 19 — May 31 – Aug 16 45–60
Sweet Pea Mar 8 Mar 15 Apr 19 — Jul 5 – Sep 13 65–85
Tulips — — — Sep 16 Aug 26 – Sep 23 15–30
Vinca (Annual) Feb 8 — Apr 26 — Jul 5 – Oct 18 70–90
Yarrow Feb 15 Apr 19 Apr 26 — Jul 5 – Nov 1 60–90
Zinnia Mar 22 Apr 19 Apr 19 — Jun 28 – Oct 4 60–70

Monthly Planting Guide for Boone County