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Caledonia County, VT — Planting Guide

Caledonia County, Vermont Zone 4b June

June in Caledonia County, Vermont — your action list

If you only do a handful of things in the garden this June, make it these. They're sequenced around your zone's frost timing.

Avg. last frost May 14
Avg. first frost October 3
Soil temp (4") 66°F
Watering Low
Pest pressure High
Daylight 15.3 hrs
  1. Time to transplant basil, cucumber, and peppers

    Harden off for 7 days — a little more sun each day — before planting. That's the difference between a seedling that thrives and one that stalls.

  2. Sow cucumber, kale, and lettuce in trays indoors

    A seed-starting mix and a sunny window (or a grow light) are all you need. Keep soil warm — around 70°F — for fast germination.

  3. Basket week: lettuce, radish, and arugula

    Check every 1–2 days. Many of these get tough or go to seed if you wait too long.

Before July arrives, get these ready
  • Starting indoors: basil, peppers, and pole beans
  • First harvests: basil, carrots, and cucumber
  • Fall sowing: carrots, kale, and lettuce

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Caledonia County is in USDA Zone 4b. The average last spring frost is May 14 and the first fall frost is October 3, giving you a growing season of approximately 142 days.

At an elevation of 1,052 ft, Caledonia County receives approximately 49.6 in of rainfall annually. Summer highs average 82°F with winter lows around 5°F. The predominant soil type is Silt Loam.

Based on 31 years of NOAA climate station data, the last frost date here varies by 25 days year to year — ranging from May 1 in warm years to May 27 in cold years. The growing season is trending longer by about 1.81 days per decade. Caledonia County scores 66/100 (Good) on the Microclimate Index.

🌡️ Zone

4b (-25°F to -20°F min)

❄️ Last Frost

May 14

🍂 First Frost

October 3

📅 Growing Season

142 days

⛰️ Elevation

1,052 ft

🌧️ Annual Rainfall

49.6 in

Caledonia County, VT Short season
142 days
Last Spring Frost May 14
142 growing days
First Fall Frost October 3

Monthly Watering Calendar for Caledonia County

When you'll need to water your garden — based on average monthly rainfall vs. the ~1 inch/week most gardens need.

What this means for you: The 1-inch-per-week rule applies to most vegetable crops. Caledonia County averages 50" a year — divide by 52 and compare to that 1" target. Some months are above, some below; that's where the calendar earns its keep.

1"/wk 0" 1.3" 2.6" 3.8" 5.1" Jan 3.4" Feb 3.3" Mar 4.7" Apr 4.1" May 4.4" Jun 5.1" Jul 4.9" Aug 5" +0.5" Sep 3.8" Oct 4.4" Nov 3.4" Dec 3.1"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 3.4 in 12 days None
Feb 3.3 in 11 days None
Mar 4.7 in 10 days None
Apr 4.1 in 9 days 0.2 in Low
May 4.4 in 10 days Low
Jun 5.1 in 9 days Low
Jul 4.9 in 8 days Low
Aug 5 in 10 days Low
Sep 3.8 in 7 days 0.5 in Low
Oct 4.4 in 10 days Low
Nov 3.4 in 10 days None
Dec 3.1 in 11 days None

Annual total: 49.6 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.

Caledonia County Soil Profile

Soil Type

Silt Loam

Soil pH

5-6.8

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 May 14 → Oct 3 142 frost-free days Protect crops frost returns Apr May Jun Jul Aug Sep Oct Nov Safe: May 27 Protect by: Oct 19

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 27 Oct 19 145 days
Cautious May 21 Oct 7 139 days
Average year May 14 Oct 3 142 days
Optimistic May 8 Sep 26 141 days
Aggressive (risky) May 1 Sep 18 140 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±25 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 longer here (about 1.8 days per decade). Spring is arriving earlier than it used to. Good news for gardeners.

Gardening Difficulty Score

66 Good
Frost Timing Risk
9.6/10
Drought Risk
1.5/10
Soil Difficulty
0.0/10
Altitude Challenge
0.1/10
Climate Shift
7.2/10
Rainfall Challenge
1.8/10

Caledonia County offers good growing conditions. A little planning around frost dates goes a long way.

Zone 4b Frost Countdown
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Last Frost: May 14 First Frost: Oct 3

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

County Extension Office

Caledonia County University of Vermont Extension Extension Office

Phone: 802-656-2990

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 VT →

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 Caledonia County

Soil testing Short-season gardening Master Gardener program
Finding local nurseries & garden centers in Caledonia County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Caledonia 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 Caledonia County VT" or "garden center Caledonia 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 Caledonia County VT" or check your extension office and local parks department. Facebook groups like "Caledonia County Gardeners" or "Vermont 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
After Carrots (harvest ends Aug 20) 44 days until frost
After Green Beans (harvest ends Sep 3) 30 days until frost
After Beets (harvest ends Aug 6) 58 days until frost
After Chard (harvest ends Aug 27) 37 days until frost
After Dill (harvest ends Aug 20) 44 days until frost
After Patty Pan Squash (harvest ends Aug 20) 44 days until frost

Sunlight & Day Length in Caledonia County

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

What this means for you: Onions are a great example of why day length matters. They "bulb up" only when daylight hits a specific number of hours — plant the wrong variety (short-day in the north, long-day in the south) and you'll get tiny bulbs no matter how well you grow them. Caledonia County's latitude determines which onion varieties succeed.

Longest Day

15.3 hours

Summer solstice daylight

Shortest Day

8.7 hours

Winter solstice daylight

Peak Sun Hours

8.6 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 1h 5h 9h 13h 17h 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 hr 3.4 hr Short day
February 10.2 hr 4.5 hr Short day
March 11.6 hr 5.3 hr Short day
April 13.2 hr 6.6 hr Neutral
May 14.6 hr 7.9 hr Long day
June 15.3 hr 8.2 hr Long day
July 15 hr 8.6 hr Long day
August 13.9 hr 7.3 hr Neutral
September 12.3 hr 6.4 hr Neutral
October 10.7 hr 4.9 hr Short day
November 9.3 hr 3.7 hr Short day
December 8.7 hr 2.9 hr Short day

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

Soil Temperature & Composting in Caledonia 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: Mulched soil swings less. The mulch insulates against both winter cold and summer heat. In Caledonia County, an aggressive mulch program shifts your effective soil temperature curve toward optimal for most crops.

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 23° 45° 68° 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 14°F 25°F ❄️ Dormant ~36 weeks
Feb 17°F 24°F ❄️ Dormant ~36 weeks
Mar 28°F 28°F ❄️ Dormant ~36 weeks
Apr 41°F 38°F 🐢 Slow ~24 weeks
May 54°F 49°F ♻️ Active ~14 weeks
Jun 67°F 58°F 🔥 Peak ~8 weeks
Jul 72°F 65°F 🔥 Peak ~8 weeks
Aug 75°F 69°F 🔥 Peak ~8 weeks
Sep 65°F 63°F ♻️ Active ~14 weeks
Oct 54°F 56°F ♻️ Active ~14 weeks
Nov 36°F 44°F ❄️ Dormant ~36 weeks
Dec 20°F 32°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 Caledonia County

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

Quick context: The most successful gardeners in high-pressure regions don't spray more — they design around the problem. Crop rotation, companion planting, and resistant varieties beat reactive spraying.

Insect Pest Pressure

4.9 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

6 / 10

Moderate — watch for mildew and blight during wet periods.

Seasonal Risk

Spring Low
Summer High
Fall Low
Winter Low
View 5 common pests in your area
PestRisk LevelPeak Months
Aphids Moderate May, Jun, Jul, Aug
Cabbage worms Moderate Jun, Jul, Aug
Colorado potato beetle Moderate Jun, Jul
Flea beetles Low May, Jun, Jul
Slugs Low May, 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
  • Watch for powdery mildew, damping off, gray mold — common in your climate

Cover Crops for Caledonia County

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

The practical takeaway: Cover crops do four things at once: fix nitrogen (legumes), suppress weeds (any), prevent erosion, and add organic matter when chopped down. Caledonia County's seasonal pattern determines which species fit which gap.

Spring Cover Crops (2 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat May 15 Aug 1 Rapid growth, attracts pollinators, suppresses weeds
White clover Apr 14 Aug 1 ✓ 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 Jun 8 Sep 19 Deep roots break compaction, attract pollinators and beneficial insects
Fall Cover Crops (5 options) — Plant after harvest to protect soil over winter
Crop Plant By Terminate N-Fixing Soil Benefit
Daikon radish Aug 19 Apr 23 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Jul 18 Apr 30 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 8 Apr 30 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 11 Apr 23 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jun 24 Apr 23 Erosion control, weed suppression, good biomass

Wind & Microclimate in Caledonia County

What this means for you: Wind dries soil, knocks over young transplants, and disrupts pollination for bees and butterflies. Caledonia County averages 8.9 mph — above 10 mph means windbreaks (shrubs, fences, taller crops to windward), staked tomatoes from day one, and an extra round of watering during dry windy spells. Lower wind = lower water bills and fewer broken stems.

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

Seasonal Wind Speed

Spring: 11 mph   Summer: 9 mph

Fall: 9 mph   Winter: 13 mph

Prevailing wind: W. Moderate wind — consider a temporary windbreak for young seedlings.

Windbreak Benefit

5.5/10

Moderately beneficial — a simple fence or trellis can protect delicate crops from wind stress.

Frost Pocket Risk

Low

Relatively flat terrain (375 ft range). Frost pocket risk is minimal — garden placement is flexible.

Rainwater Harvesting in Caledonia County

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

Why it matters: Most gardens use 0.5-1 gallon per square foot per week in summer. Caledonia County's 50" annual rainfall is enough to cover most needs if you can capture it. Rain barrels under downspouts are the simplest entry point.

Annual Collection

24,720 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

Feb, Nov, Dec

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 49.6 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 24,720 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Feb, Nov, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

Soil & Growing Conditions in Caledonia County

Soil Type

Silt Loam

Soil pH 5–6.8 · Moderately Well Drained drainage

Native soil is well-suited to most vegetables and herbs with regular compost additions.

Watering Needs

Drought stress: 1.5/10

Caledonia County has very low drought pressure. Natural rainfall usually meets garden needs — water only during extended dry spells.

Season Tips

142-day frost-free season

Start warm-season crops indoors and focus on short-season varieties. Cold frames extend your season by 3–4 weeks in fall.

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.

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Recommended for Your Garden

🧪
Soil Test Kit $12-25

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

📏
Digital pH Meter $10-20

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

🍂
Organic Compost $8-30

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

🥬 Vegetables to Grow in Caledonia County

95 vegetables that grow well in Zone 4b with planting dates for Caledonia County.

Show all 95 vegetables with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Apr 2 May 28 Jun 4 Aug 27 – Oct 1 80–100
Amaranth Mar 12 May 28 Jun 4 Sep 3 – Oct 22 90–120
Arugula Apr 2 May 7 May 14 Jul 11 Jun 18 – Aug 20 30–50
Asparagus May 28 730–1095
Beets May 7 Jul 11 Jul 2 – Jul 30 50–70
Belgian Endive Apr 2 May 7 May 14 Jul 11 Sep 3 – Oct 8 110–150
Black Beans May 28 Aug 27 – Oct 15 90–120
Bok Choy Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 30 40–60
Broccoli Apr 2 May 7 May 14 Jul 11 Jul 16 – Aug 27 60–90
Broccoli Rabe Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 30 40–60
Brussels Sprouts Apr 2 May 7 May 14 Jul 11 Aug 13 – Oct 8 90–130
Butternut Squash Apr 2 May 28 Jun 4 Sep 3 – Oct 8 85–110
Cabbage Apr 2 May 7 May 14 Jul 11 Jul 16 – Sep 10 60–100
Carrots May 7 Jul 11 Jul 9 – Aug 13 60–80
Cauliflower Apr 2 May 7 May 14 Jul 11 Jul 9 – Sep 10 55–100
Celeriac Apr 2 May 7 May 14 Jul 11 Aug 27 – Oct 1 100–120
Celery Apr 2 May 7 May 14 Jul 11 Aug 6 – Oct 1 80–120
Celtuce Apr 2 May 7 May 14 Jul 11 Jul 16 – Aug 27 60–90
Chard Apr 2 May 7 May 14 Jul 11 Jul 9 – Aug 27 50–60
Chickpeas Apr 2 May 7 May 14 Jul 11 Aug 6 – Sep 17 80–110
Chicory Apr 2 May 7 May 14 Jul 11 Jul 16 – Aug 27 60–85
Chinese Cabbage Apr 2 May 7 May 14 Jul 11 Jul 9 – Aug 6 50–70
Christmas Lima Beans Mar 12 May 28 Jun 4 Aug 27 – Oct 1 80–100
Collard Greens Apr 2 May 7 May 14 Jul 11 Jul 9 – Sep 10 55–75
Corn May 28 Jul 30 – Sep 24 60–100
Cress Apr 2 May 7 May 14 Jul 11 May 28 – Jun 18 14–21
Crookneck Squash Apr 2 May 28 Jun 4 Jul 23 – Aug 20 45–60
Crosne May 7 Jul 11 Oct 8 – Oct 1 150–200
Cucumber Apr 2 May 28 Jun 4 Jul 30 – Sep 24 50–70
Daikon May 7 Jul 11 Jul 2 – Jul 30 50–70
Delicata Squash Apr 2 May 28 Jun 4 Aug 27 – Oct 1 80–100
Edamame May 28 Aug 13 – Sep 24 75–100
Endive Apr 2 May 7 May 14 Jul 11 Jul 2 – Aug 6 45–65
Escarole Apr 2 May 7 May 14 Jul 11 Jul 9 – Aug 6 50–70
Fava Beans Apr 2 May 7 May 14 Jul 11 Jul 30 – Sep 10 75–100
Fennel Mar 12 May 28 Jun 4 Aug 6 – Sep 17 60–90
Garlic Aug 22 Nov 21 – Jan 16 90–240
Green Beans May 28 Jul 23 – Sep 17 50–65
Horseradish May 28 Oct 1 – Oct 22 120–180
Hubbard Squash Apr 2 May 28 Jun 4 Sep 17 – Oct 22 100–120
Kabocha Apr 2 May 28 Jun 4 Sep 3 – Oct 1 85–100
Kai Lan Apr 2 May 7 May 14 Jul 11 Jul 2 – Jul 30 45–60
Kale Apr 2 May 7 May 14 Jul 11 Jul 9 – Sep 3 50–70
Kidney Beans May 28 Aug 27 – Oct 1 85–110
Kohlrabi Apr 2 May 7 May 14 Jul 11 Jul 2 – Aug 6 45–65
Komatsuna Apr 2 May 7 May 14 Jul 11 Jun 18 – Jul 23 35–50
Leeks Apr 2 May 7 May 14 Jul 11 Aug 13 – Oct 8 90–150
Lentils Apr 2 May 7 May 14 Jul 11 Aug 6 – Sep 17 80–110
Lettuce Apr 2 May 7 May 14 Jul 11 Jun 18 – Aug 27 30–60
Lima Beans May 28 Jul 30 – Sep 10 60–90
Mache Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 30 40–60
Melon Apr 2 May 28 Jun 4 Aug 13 – Oct 1 70–100
Microgreens Apr 2 May 7 May 14 Jul 11 May 21 – Jun 18 7–21
Mitsuba Apr 2 May 7 May 7 Jul 11 Jul 2 – Aug 27 50–70
Mizuna Apr 2 May 7 May 14 Jul 11 Jun 18 – Jul 16 30–45
Mustard Greens Apr 2 May 7 May 14 Jul 11 Jun 18 – Aug 20 30–50
Napa Cabbage Apr 2 May 7 May 14 Jul 11 Jul 9 – Aug 13 55–75
Onion Apr 2 May 7 May 14 Jul 11 Aug 13 – Oct 1 90–120
Pac Choi Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 23 40–55
Parsnip May 7 Jul 11 Aug 20 – Oct 1 100–130
Patty Pan Squash Apr 2 May 28 Jun 4 Jul 23 – Aug 20 45–60
Peas Apr 2 May 7 May 14 Jul 11 Jul 9 – Sep 3 55–70
Peppers Feb 26 May 28 Jun 4 Aug 6 – Oct 15 60–90
Pole Beans Mar 12 May 28 Jun 4 Jul 30 – Sep 24 55–70
Potatoes Mar 12 May 28 Jun 4 Aug 13 – Oct 22 70–120
Pumpkin Apr 2 May 28 Jun 4 Sep 3 – Oct 22 85–120
Purslane Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 30 40–60
Radicchio Apr 2 May 7 May 14 Jul 11 Jul 16 – Aug 20 60–80
Radish May 7 Jul 11 Jun 4 – Jun 25 22–35
Rhubarb Jun 11 365–730
Romanesco Apr 2 May 7 May 14 Jul 11 Jul 30 – Sep 10 75–100
Rutabaga May 7 Jul 11 Jul 30 – Sep 3 80–100
Salsify May 7 Jul 11 Aug 20 – Oct 1 100–130
Savoy Cabbage Apr 2 May 7 May 14 Jul 11 Jul 23 – Sep 17 70–110
Scallions Apr 2 May 7 May 14 Jul 11 Jul 9 – Aug 6 50–70
Scarlet Runner Beans Mar 12 May 28 Jun 4 Aug 6 – Sep 10 60–80
Shallot Apr 2 May 7 May 14 Jul 11 Aug 13 – Oct 1 90–120
Shiso Mar 19 May 21 Jun 4 Jul 30 – Sep 24 50–70
Snap Peas Mar 12 May 28 Jun 4 Jul 30 – Sep 24 55–70
Snow Peas Apr 2 May 7 May 14 Jul 11 Jul 9 – Sep 3 50–65
Soybeans May 28 Aug 20 – Oct 15 80–120
Spaghetti Squash Apr 2 May 28 Jun 4 Sep 3 – Oct 1 85–100
Spinach Apr 2 May 7 May 14 Jul 11 Jun 18 – Aug 20 35–50
Squash (Summer) Apr 2 May 28 Jun 4 Jul 23 – Sep 24 45–65
Squash (Winter) Apr 2 May 28 Jun 4 Aug 27 – Oct 22 80–120
Sunchoke May 28 Sep 17 – Oct 22 110–150
Sweet Corn May 28 Jul 30 – Sep 10 60–90
Tatsoi Apr 2 May 7 May 14 Jul 11 Jun 18 – Jul 23 35–50
Tomatillo Mar 12 May 28 Jun 4 Aug 6 – Oct 15 60–85
Tomatoes Mar 12 May 28 Jun 4 Aug 6 – Oct 15 60–85
Turnip May 7 Jul 11 Jun 18 – Jul 23 40–60
Watercress Apr 2 May 7 May 14 Jul 11 Jun 25 – Jul 30 40–60
Watermelon Apr 2 May 28 Jun 4 Aug 13 – Oct 1 70–100
Wax Beans May 28 Jul 23 – Sep 17 50–65
Zucchini Apr 2 May 28 Jun 4 Jul 23 – Sep 17 45–60

🍓 Fruits to Grow in Caledonia County

22 fruits that grow well in Zone 4b with planting dates for Caledonia County.

Show all 22 fruits with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries Jun 11 Sep 10 – Nov 5 90–180
Aronia Jun 11 730–1095
Blueberries Jun 11 730–1095
Cantaloupe Jun 11 Aug 20 – Sep 24 70–90
Cranberries Jun 11 730–1095
Currants Jun 11 730–1095
Elderberries Jun 11 730–1095
Goji Berries Jun 11 730–1095
Gooseberries Jun 11 730–1095
Grapes Jun 11 730–1095
Ground Cherry Jun 11 Aug 20 – Oct 15 65–80
Hardy Kiwi Jun 11 1095–1825
Haskaps Jun 11 730–1095
Honeydew Jun 11 Sep 3 – Oct 15 80–110
Jostaberry Jun 11 730–1095
Lingonberries Jun 11 730–1095
Medlar Jun 11 1095–1825
Mulberries Jun 11 730–1825
Persimmon Jun 11 1095–2555
Raspberries Jun 11 365–730
Serviceberries Jun 11 730–1095
Strawberries Jun 11 Sep 10 – Nov 5 90–365

🌿 Herbs to Grow in Caledonia County

30 herbs that grow well in Zone 4b with planting dates for Caledonia County.

Show all 30 herbs with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Apr 2 May 7 May 7 Jul 11 365–730
Anise Apr 2 May 7 May 7 Jul 11 Aug 6 – Oct 1 90–120
Basil Mar 19 May 21 Jun 4 Jul 30 – Oct 1 50–75
Bee Balm May 21 Aug 20 – Oct 15 90–120
Borage Apr 2 May 7 May 7 Jul 11 Jul 2 – Aug 20 50–60
Caraway Apr 2 May 7 May 7 Jul 11 365–450
Catnip May 21 Jul 23 – Sep 24 60–80
Chamomile Apr 2 May 7 May 7 Jul 11 Jul 9 – Sep 17 60–90
Chervil Apr 2 May 7 May 7 Jul 11 Jun 18 – Aug 20 40–60
Chives May 21 Jul 23 – Oct 1 60–90
Cilantro Apr 2 May 7 May 7 Jul 11 Jun 18 – Aug 20 40–60
Comfrey May 21 Jul 23 – Oct 1 60–90
Dill Apr 2 May 7 May 7 Jul 11 Jun 18 – Aug 20 40–60
Fennel (herb) Apr 2 May 7 May 7 Jul 11 Jul 9 – Sep 17 60–90
Garlic Chives May 21 Jul 23 – Oct 1 60–90
Horehound May 21 Aug 6 – Oct 1 75–90
Hyssop May 21 Jul 30 – Oct 1 70–90
Lemon Balm May 21 Jul 23 – Sep 10 60–70
Lovage May 21 Jul 30 – Oct 1 70–90
Mint May 21 Jul 23 – Oct 1 60–90
Oregano May 21 Jul 23 – Oct 1 60–90
Parsley Apr 2 May 7 May 7 Jul 11 Jul 9 – Sep 10 60–80
Rue May 21 Jul 30 – Oct 1 70–90
Sage May 21 Aug 6 – Oct 1 75–90
Savory May 21 Jul 16 – Sep 10 50–70
Sorrel Apr 2 May 7 May 7 Jul 11 Jun 18 – Aug 20 40–60
Tarragon May 21 Jul 23 – Oct 1 60–90
Thai Basil Mar 19 May 21 Jun 4 Jul 30 – Oct 1 50–75
Thyme May 21 Jul 30 – Oct 1 70–90
Valerian May 21 Sep 24 – Oct 15 120–180

🌸 Flowers to Grow in Caledonia County

49 flowers that grow well in Zone 4b with planting dates for Caledonia County.

Show all 49 flowers with planting dates
Plant Start Indoors Direct Sow Transplant Fall Plant Bloom Days to Maturity
Ageratum Mar 26 May 21 May 21 Jul 16 – Oct 1 60–75
Alliums Aug 22 Sep 26 – Oct 24 28–42
Astilbe Mar 5 May 28 Aug 20 – Oct 15 70–100
Bachelor's Button Mar 26 Apr 30 May 14 Jul 16 – Sep 17 60–90
Begonias Feb 26 May 21 Jul 30 – Oct 8 70–90
Black-eyed Susan Mar 5 May 14 May 28 Aug 20 – Nov 5 60–80
Bleeding Hearts Mar 5 May 28 Jul 23 – Sep 3 60–90
Calendula Mar 26 Apr 30 May 14 Jul 2 – Sep 17 50–70
Celosia Apr 9 May 28 May 28 Jul 30 – Oct 15 60–90
Columbine Mar 5 May 28 May 28 Jul 23 – Sep 10 70–100
Coreopsis Mar 5 May 21 May 28 Aug 13 – Nov 5 60–80
Cosmos Apr 16 May 21 May 21 Jul 30 – Oct 22 60–90
Crocus Aug 22 Jun 27 – Jul 25 10–20
Daffodils Aug 22 Jul 4 – Aug 1 20–40
Dahlias Apr 16 May 28 May 28 Aug 27 – Nov 5 70–120
Daylily Mar 5 May 28 Aug 27 – Nov 5 60–90
Dianthus Mar 12 Apr 23 May 7 Jun 25 – Sep 3 60–80
Echinacea (Purple Coneflower) Mar 5 May 28 May 28 Aug 27 – Nov 5 70–90
Foxglove Mar 5 May 28 May 28 Jul 23 – Sep 3 80–120
Gaillardia (Blanket Flower) Mar 19 May 28 May 28 Aug 6 – Nov 12 70–100
Geraniums Feb 26 May 21 Jul 30 – Oct 8 70–100
Gladiolus May 21 May 21 Aug 20 – Oct 29 70–100
Hostas Feb 26 May 28 Aug 27 – Nov 5 60–90
Hyacinths Aug 22 Jul 25 – Aug 15 14–28
Hydrangeas Feb 26 May 28 Aug 20 – Oct 22 90–150
Impatiens Mar 12 May 28 Aug 13 – Oct 15 60–75
Irises Division May 28 Jul 23 – Aug 27 60–100
Larkspur Apr 16 Jun 25 – Aug 13 60–90
Lilies Division May 28 Aug 20 – Oct 22 70–120
Lobelia Mar 5 May 14 Jul 9 – Sep 10 70–80
Lupine Mar 5 May 28 May 28 Jul 23 – Sep 3 75–100
Marigolds Apr 2 May 21 May 21 Jul 16 – Oct 1 50–70
Nasturtium Apr 16 May 21 May 21 Jul 16 – Oct 8 55–65
Pansy Feb 26 May 14 Jul 9 – Aug 27 70–90
Peonies Division May 28 Aug 6 – Sep 10 90–120
Petunia Mar 12 May 21 Jul 30 – Oct 15 70–90
Phlox Mar 5 May 28 May 28 Aug 20 – Oct 29 80–110
Portulaca Apr 9 May 28 May 28 Jul 16 – Oct 1 50–70
Roses Feb 26 May 28 Aug 20 – Nov 5 90–180
Salvia Mar 12 May 21 Jul 30 – Oct 8 70–90
Sedum (Stonecrop) Mar 5 May 28 Oct 1 – Nov 26 60–90
Snapdragon Mar 5 May 14 Jul 23 – Sep 17 70–100
Sunflower Apr 23 May 21 May 21 Aug 13 – Oct 15 70–100
Sweet Alyssum Mar 26 May 7 May 14 Jun 25 – Aug 27 45–60
Sweet Pea Apr 2 Apr 9 May 14 Aug 6 – Sep 24 65–85
Tulips Aug 22 Jul 18 – Aug 8 15–30
Vinca (Annual) Feb 26 May 28 Aug 6 – Oct 15 70–90
Yarrow Mar 5 May 14 May 28 Aug 13 – Nov 5 60–90
Zinnia Apr 16 May 21 May 21 Jul 30 – Oct 15 60–70
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Monthly Planting Guide for Caledonia County

Gardening Guides & Resources

Helpful guides from The Ultimate Homestead to improve your garden in Caledonia County.

Frequently Asked Questions

What planting zone is Caledonia County, VT?

Caledonia County is in USDA Hardiness Zone 4b. 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 Caledonia County, VT?

Based on 31 years of NOAA weather station data, the median last spring frost in Caledonia County falls around May 14. In 8 out of 10 years, last frost lands between May 1 and May 27 — a 25-day window of variability. Use May 27 as your conservative safe-to-plant date for frost-sensitive crops.

When is the first fall frost in Caledonia County, VT?

The median first fall frost in Caledonia County arrives around October 3. In cold years it can arrive as early as September 18; in mild years as late as October 19. Harvest or protect frost-sensitive crops — tomatoes, peppers, basil, squash — before this date.

How long is the growing season in Caledonia County?

Caledonia County has a frost-free growing season of approximately 142 days. Focus on short-season varieties and start warm-season crops indoors 6–8 weeks before last frost. Climate records show the growing season is trending longer by about 1.81 days per decade.

What is the soil like in Caledonia County for gardening?

Caledonia County has predominantly Silt Loam soil with a pH range of 5–6.8 and Moderately Well Drained drainage. Most vegetables and herbs grow well with standard composting and seasonal soil amendment.

What is grown commercially in Caledonia County?

Caledonia County has commercial agriculture that includes Dairy, Hay, Maple Syrup, Apples. These crops reflect the local climate and soil conditions — what succeeds commercially often translates well to home gardens in the same area.

Is Caledonia County a good location for home gardening?

Caledonia County scores 66/100 (Good) 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.

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A 22-page printable planner built for Caledonia County (Zone 4b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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Composting Guide for Homesteaders

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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.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA GHCN-D daily station data (1994–2024) from 3 weather stations in or near Caledonia County (31 years of records). Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.