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Wallkill, NY — Planting Guide for June

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Ulster County, New York Zone 6a June

Your June gardening checklist

Here's what deserves your attention in Ulster County, New York this month. Everything below is tailored to Zone 6a and timed around your local frost dates.

Avg. last frost April 24
Avg. first frost October 23
Soil temp (4") 73°F
Watering Moderate
Pest pressure High
Daylight 15 hrs
  1. Fire up the seed-starting tray: basil, pole beans, and thai basil

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

  2. Start harvesting carrots, green beans, and kale

    Don't tug. Use scissors or pruners for clean cuts — torn stems invite disease.

Coming up in July — start thinking about
  • Starting indoors: peppers, begonias, and eggplant
  • First harvests: basil, carrots, and cucumber

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Wallkill has a classic four-season growing climate (Zone 6a). The last spring frost typically lands around April 24 and the first fall frost arrives around October 23 — a 182-day frost-free season that's long enough for tomatoes, peppers, melons, and a full succession of cool-weather crops on either side. The trick is timing: start warm-season seedlings indoors 6–8 weeks before last frost, harden them off, and plant out the week after your local frost date is statistically safe.

Soils trend Silt Loam — the gold standard for vegetables. Add 2–3" of compost annually to maintain it and you'll outgrow most of your neighbors.

Drought pressure is moderate (14.5 weeks/year on average). Mulching and drip irrigation pay for themselves quickly.

🌡️ USDA Zone

6a (-10°F to -5°F min)

❄️ Avg. Last Frost

April 24

🍂 Avg. First Frost

October 23

📅 Growing Season

182 days

🌧️ Climate

Humid 41.0" annual

💨 Wind

Moderate 6.0 mph avg

🥶 Frost Tier

Regular 0% frost-free years

🏜️ Drought

14.5 wk/yr trend stable

📍 ZIP Codes

1 ZIP

Wallkill, NY Moderate season
182 days
Last Spring Frost April 24
182 growing days
First Fall Frost October 23

Monthly Watering Calendar for Wallkill

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

For new gardeners: The 1-inch-per-week rule applies to most vegetable crops. Wallkill averages 41" 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" 2.5" 3.8" 5" Jan 2.4" Feb 2.4" +1.1" Mar 3.2" +1.4" Apr 2.9" May 4" +0.6" Jun 3.7" Jul 4.4" +0.4" Aug 3.9" +0.8" Sep 3.5" +0.8" Oct 3.5" Nov 2.7" Dec 2.6"
Rainfall sufficient Supplemental water needed Heavy watering required - - - 1"/week garden need
View detailed monthly data
MonthAvg RainfallRainy DaysExtra Water NeededWatering Effort
Jan 2.4 in 12 days None
Feb 2.4 in 10 days None
Mar 3.2 in 10 days 1.1 in Moderate
Apr 2.9 in 9 days 1.4 in Moderate
May 4 in 11 days 0.3 in Low
Jun 3.7 in 10 days 0.6 in Moderate
Jul 4.4 in 9 days Low
Aug 3.9 in 8 days 0.4 in Low
Sep 3.5 in 10 days 0.8 in Moderate
Oct 3.5 in 9 days 0.8 in Moderate
Nov 2.7 in 10 days None
Dec 2.6 in 11 days None

Annual total: 39.2 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.

Wallkill Soil Profile

Soil Type

Silt Loam

Soil pH

4.8-6.8

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 Apr 24 → Oct 23 182 frost-free days Protect crops frost returns Apr May Jun Jul Aug Sep Oct Nov Dec Safe: May 14 Protect by: Nov 7

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 7 177 days
Cautious May 1 Nov 1 184 days
Average year Apr 24 Oct 23 182 days
Optimistic Apr 16 Oct 16 183 days
Aggressive (risky) Apr 7 Oct 5 181 days
📊
How predictable are frost dates here?

Not very — frost dates can vary by ±37 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 1.9 days per decade). Use the "Conservative" dates and choose fast-maturing varieties.

Gardening Difficulty Score

64 Good
Frost Timing Risk
10.0/10
Drought Risk
3.5/10
Soil Difficulty
0.0/10
Altitude Challenge
0.2/10
Climate Shift
7.7/10
Rainfall Challenge
0.0/10

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

Zone 6a Frost Countdown
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Loading...
Last Frost: Apr 24 First Frost: Oct 23

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

County Extension Office

Ulster County Cornell Cooperative Extension Extension Office

Phone: 607-255-2237

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 NY →

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 Ulster County

Soil testing Pest diagnostics Master Gardener hotline Workshops
Finding local nurseries & garden centers in Ulster County

Why Buy Local

Local nurseries carry plants that are proven to grow in your area. Staff can give you advice specific to Ulster 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 Ulster County NY" or "garden center Ulster 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 Ulster County NY" or check your extension office and local parks department. Facebook groups like "Ulster County Gardeners" or "New York 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 Basil (harvest ends Sep 4) 49 days until frost
After Broccoli (harvest ends Aug 7) 77 days until frost
After Cantaloupe (harvest ends Aug 28) 56 days until frost
After Melon (harvest ends Sep 4) 49 days until frost
After Green Beans (harvest ends Aug 14) 70 days until frost
After Peppers (harvest ends Sep 18) 35 days until frost

Sunlight & Day Length in Wallkill

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

The practical takeaway: Day length is the trigger that tells lettuce, spinach, and cilantro to bolt. In Wallkill, knowing when that day-length threshold arrives helps you plant a final round in time to harvest before it bolts.

Longest Day

15 hours

Summer solstice daylight

Shortest Day

9 hours

Winter solstice daylight

Peak Sun Hours

8.2 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 2h 6h 9h 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 9.3 hr 3.4 hr Short day
February 10.4 hr 4.6 hr Short day
March 11.7 hr 5.2 hr Short day
April 13.1 hr 6.4 hr Neutral
May 14.4 hr 7.4 hr Long day
June 15 hr 8.1 hr Long day
July 14.8 hr 8.2 hr Long day
August 13.7 hr 7.2 hr Neutral
September 12.3 hr 6.7 hr Neutral
October 10.8 hr 5.1 hr Short day
November 9.6 hr 3.7 hr Short day
December 9 hr 3.1 hr Short day

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

Soil Temperature & Composting in Wallkill

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. Wallkill'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

6 months

Solid season. Piles go dormant in winter.

60°F 70°F 10° 33° 55° 78° 100° 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 29°F 39°F ❄️ Dormant ~36 weeks
Feb 31°F 38°F ❄️ Dormant ~36 weeks
Mar 39°F 41°F ❄️ Dormant ~36 weeks
Apr 49°F 49°F 🐢 Slow ~24 weeks
May 64°F 59°F ♻️ Active ~14 weeks
Jun 73°F 68°F 🔥 Peak ~8 weeks
Jul 82°F 74°F 🔥 Peak ~8 weeks
Aug 83°F 76°F 🔥 Peak ~8 weeks
Sep 76°F 75°F 🔥 Peak ~8 weeks
Oct 64°F 65°F ♻️ Active ~14 weeks
Nov 47°F 55°F 🐢 Slow ~24 weeks
Dec 36°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 Wallkill

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

The practical takeaway: Two gardeners can grow identical seeds and get wildly different results based on pest pressure alone. Wallkill's climate sets a floor on what's possible without intervention.

Insect Pest Pressure

5.6 / 10

Moderate — common pests appear but manageable with monitoring.

Disease Risk

5.9 / 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 High Jun, Jul, Aug
Squash vine borers Moderate Jun, Jul
Tomato hornworms Moderate Jun, Jul, Aug
Cucumber beetles Low May, Jun, Jul
Stink bugs Low 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 Wallkill

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

For new gardeners: The "chop and drop" approach to cover crops: cut them down right before flowering, let them lay on the surface as mulch, plant your vegetables through the mulch. Less work, healthier soil.

Spring Cover Crops (3 options) — Build soil before the main growing season
Crop Plant By Terminate N-Fixing Soil Benefit
Buckwheat May 5 Aug 28 Rapid growth, attracts pollinators, suppresses weeds
Sorghum-sudan grass Apr 27 Aug 28 Massive biomass, breaks compaction, suppresses nematodes
White clover Mar 26 Aug 14 ✓ 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 25 Oct 9 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 24 Apr 10 ✓ Yes Fixes nitrogen, good for heavy clay soils
Crimson clover Aug 11 Apr 3 ✓ Yes Fixes nitrogen, attracts pollinators in spring
Daikon radish Aug 29 Apr 3 Deep taproot breaks compaction, excellent for clay soils
Hairy vetch Aug 10 Apr 10 ✓ Yes Excellent nitrogen fixer, good for depleted soils
Oats Sep 18 Apr 3 Quick biomass, winterkills in cold zones — no spring tillage needed
Winter rye Jul 26 Apr 3 Suppresses weeds, prevents erosion, breaks up compacted soil
Winter wheat Jul 14 Apr 10 Erosion control, weed suppression, good biomass

Wind & Microclimate in Wallkill

What this means for you: New gardeners under-plan for wind. Wallkill averages 6.0 mph — fine for most days. But every region has its windy days, and the first time a row of unstaked peppers leans over after a storm is a lesson you only need once.

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

Seasonal Wind Speed

Spring: 12 mph   Summer: 10 mph

Fall: 8 mph   Winter: 15 mph

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

Windbreak Benefit

6.9/10

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

Frost Pocket Risk

Moderate

Some terrain variation (426 ft range). Garden on slopes or higher ground if possible to avoid late-season frost pockets.

Rainwater Harvesting in Wallkill

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

What this means for you: The first inch of rain washes the roof clean — a first-flush diverter sends it to waste before the barrel fills. Worth the extra $20 for cleaner garden water. Wallkill gets 41" annually, so you'll fill and flush many times per year.

Annual Collection

19,537 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 1,000 gal tank.

Legal Status

Unrestricted

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

Best Collection Months

May, Jun, Jul, Aug

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

Months to Draw From Storage

Jan, Feb, 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 39.2 inches of rain per year
  • A 1,000 sq ft roof can collect roughly 19,537 gallons annually
  • Rainwater harvesting is fully legal in your state
  • Stock up on stored water before your dry season (Jan, Feb, Dec)
  • Use a first-flush diverter to keep roof debris out of your collection

🥬 Vegetables to Grow in Wallkill

107 vegetables matched to Zone 6a with planting dates calibrated for Wallkill.

Show all 107 vegetables with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Acorn Squash Mar 20 May 1 May 8 Jul 31 – Sep 4 80–100
Amaranth Feb 27 May 1 May 8 Aug 7 – Sep 25 90–120
Arugula Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jul 31 30–50
Asparagus May 8 730–1095
Beets Apr 10 Aug 14 Jun 5 – Jul 3 50–70
Belgian Endive Mar 20 Apr 10 Apr 24 Aug 14 Aug 14 – Oct 9 110–150
Bitter Melon Feb 27 May 1 May 8 Jul 10 – Aug 21 60–90
Black Beans May 1 Jul 31 – Sep 18 90–120
Bok Choy Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 10 40–60
Broccoli Mar 20 Apr 10 Apr 24 Aug 14 Jun 26 – Aug 7 60–90
Broccoli Rabe Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 10 40–60
Brussels Sprouts Mar 20 Apr 10 Apr 24 Aug 14 Jul 24 – Sep 18 90–130
Butternut Squash Mar 20 May 1 May 8 Aug 7 – Sep 11 85–110
Cabbage Mar 20 Apr 10 Apr 24 Aug 14 Jun 26 – Aug 21 60–100
Calabash Feb 27 May 1 May 8 Jul 31 – Sep 25 80–120
Carrots Apr 10 Aug 14 Jun 12 – Jul 17 60–80
Cauliflower Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 21 55–100
Celeriac Mar 20 Apr 10 Apr 24 Aug 14 Aug 7 – Sep 11 100–120
Celery Mar 20 Apr 10 Apr 24 Aug 14 Jul 17 – Sep 11 80–120
Celtuce Mar 20 Apr 10 Apr 24 Aug 14 Jun 26 – Aug 7 60–90
Chard Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 7 50–60
Chickpeas Mar 20 Apr 10 Apr 24 Aug 14 Jul 17 – Aug 28 80–110
Chicory Mar 20 Apr 10 Apr 24 Aug 14 Jun 26 – Aug 7 60–85
Chinese Cabbage Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Jul 17 50–70
Christmas Lima Beans Feb 27 May 1 May 8 Jul 31 – Sep 4 80–100
Collard Greens Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 21 55–75
Corn May 1 Jul 3 – Aug 28 60–100
Cowpeas May 1 Jul 3 – Aug 14 60–90
Cress Mar 20 Apr 10 Apr 24 Aug 14 May 8 – May 29 14–21
Crookneck Squash Mar 20 May 1 May 8 Jun 26 – Jul 24 45–60
Crosne Apr 10 Aug 14 Sep 11 – Oct 23 150–200
Cucumber Mar 20 May 1 May 8 Jul 3 – Aug 28 50–70
Daikon Apr 10 Aug 14 Jun 5 – Jul 3 50–70
Delicata Squash Mar 20 May 1 May 8 Jul 31 – Sep 4 80–100
Edamame May 1 Jul 17 – Aug 28 75–100
Eggplant Feb 13 May 1 May 8 Jul 17 – Sep 18 65–85
Endive Mar 20 Apr 10 Apr 24 Aug 14 Jun 12 – Jul 17 45–65
Escarole Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Jul 17 50–70
Fava Beans Mar 20 Apr 10 Apr 24 Aug 14 Jul 10 – Aug 21 75–100
Fennel Feb 27 May 1 May 8 Jul 10 – Aug 21 60–90
Garlic Sep 11 Dec 11 – Mar 26 90–240
Green Beans May 1 Jun 26 – Aug 21 50–65
Horseradish May 8 Sep 11 – Nov 20 120–180
Hot Peppers Feb 13 May 1 May 8 Jul 17 – Oct 23 70–120
Hubbard Squash Mar 20 May 1 May 8 Aug 21 – Sep 25 100–120
Kabocha Mar 20 May 1 May 8 Aug 7 – Sep 4 85–100
Kai Lan Mar 20 Apr 10 Apr 24 Aug 14 Jun 12 – Jul 10 45–60
Kale Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 14 50–70
Kidney Beans May 1 Jul 31 – Sep 4 85–110
Kohlrabi Mar 20 Apr 10 Apr 24 Aug 14 Jun 12 – Jul 17 45–65
Komatsuna Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jul 3 35–50
Leeks Mar 20 Apr 10 Apr 24 Aug 14 Jul 24 – Oct 9 90–150
Lentils Mar 20 Apr 10 Apr 24 Aug 14 Jul 17 – Aug 28 80–110
Lettuce Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Aug 7 30–60
Lima Beans May 1 Jul 3 – Aug 14 60–90
Loofah Feb 27 May 1 May 8 Aug 21 – Oct 23 100–150
Luffa Feb 27 May 1 May 8 Aug 7 – Oct 23 90–150
Mache Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 10 40–60
Melon Mar 20 May 1 May 8 Jul 17 – Sep 4 70–100
Microgreens Mar 20 Apr 10 Apr 24 Aug 14 May 1 – May 29 7–21
Mitsuba Mar 20 Apr 10 Apr 17 Aug 14 Jun 12 – Aug 7 50–70
Mizuna Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jun 26 30–45
Mustard Greens Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jul 31 30–50
Napa Cabbage Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Jul 24 55–75
New Zealand Spinach Feb 27 May 1 May 8 Jul 3 – Jul 31 55–70
Okra Feb 27 May 1 May 8 Jul 3 – Aug 28 50–65
Onion Mar 20 Apr 10 Apr 24 Aug 14 Jul 24 – Sep 11 90–120
Pac Choi Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 3 40–55
Parsnip Apr 10 Aug 14 Jul 24 – Sep 4 100–130
Patty Pan Squash Mar 20 May 1 May 8 Jun 26 – Jul 24 45–60
Peas Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 14 55–70
Peppers Feb 13 May 1 May 8 Jul 10 – Sep 18 60–90
Pole Beans Feb 27 May 1 May 8 Jul 3 – Aug 28 55–70
Potatoes Feb 27 May 1 May 8 Jul 17 – Sep 25 70–120
Pumpkin Mar 20 May 1 May 8 Aug 7 – Sep 25 85–120
Purslane Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 10 40–60
Radicchio Mar 20 Apr 10 Apr 24 Aug 14 Jun 26 – Jul 31 60–80
Radish Apr 10 Aug 14 May 8 – May 29 22–35
Rhubarb May 15 365–730
Romanesco Mar 20 Apr 10 Apr 24 Aug 14 Jul 10 – Aug 21 75–100
Rutabaga Apr 10 Aug 14 Jul 3 – Aug 7 80–100
Salsify Apr 10 Aug 14 Jul 24 – Sep 4 100–130
Savoy Cabbage Mar 20 Apr 10 Apr 24 Aug 14 Jul 3 – Aug 28 70–110
Scallions Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Jul 17 50–70
Scarlet Runner Beans Feb 27 May 1 May 8 Jul 10 – Aug 14 60–80
Shallot Mar 20 Apr 10 Apr 24 Aug 14 Jul 24 – Sep 11 90–120
Shiso Mar 6 May 1 May 8 Jul 3 – Aug 28 50–70
Snap Peas Feb 27 May 1 May 8 Jul 3 – Aug 28 55–70
Snow Peas Mar 20 Apr 10 Apr 24 Aug 14 Jun 19 – Aug 14 50–65
Soybeans May 1 Jul 24 – Sep 18 80–120
Spaghetti Squash Mar 20 May 1 May 8 Aug 7 – Sep 4 85–100
Spinach Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jul 31 35–50
Squash (Summer) Mar 20 May 1 May 8 Jun 26 – Aug 28 45–65
Squash (Winter) Mar 20 May 1 May 8 Jul 31 – Sep 25 80–120
Sunchoke May 8 Aug 28 – Oct 23 110–150
Sweet Corn May 1 Jul 3 – Aug 14 60–90
Sweet Potatoes Feb 27 May 1 May 8 Aug 7 – Sep 25 90–120
Tatsoi Mar 20 Apr 10 Apr 24 Aug 14 May 29 – Jul 3 35–50
Tomatillo Feb 27 May 1 May 8 Jul 10 – Sep 18 60–85
Tomatoes Feb 27 May 1 May 8 Jul 10 – Sep 18 60–85
Turnip Apr 10 Aug 14 May 22 – Jun 26 40–60
Watercress Mar 20 Apr 10 Apr 24 Aug 14 Jun 5 – Jul 10 40–60
Watermelon Mar 20 May 1 May 8 Jul 17 – Sep 4 70–100
Wax Beans May 1 Jun 26 – Aug 21 50–65
Winter Melon Feb 27 May 1 May 8 Aug 7 – Sep 25 90–120
Yard Long Beans Feb 27 May 1 May 8 Jul 3 – Aug 14 55–80
Zucchini Mar 20 May 1 May 8 Jun 26 – Aug 21 45–60

🍓 Fruits to Grow in Wallkill

27 fruits matched to Zone 6a with planting dates calibrated for Wallkill.

Show all 27 fruits with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Alpine Strawberries May 15 Aug 14 – Nov 27 90–180
Aronia May 15 730–1095
Blackberries May 15 365–730
Blueberries May 15 730–1095
Boysenberries May 15 365–730
Cantaloupe May 15 Jul 24 – Aug 28 70–90
Che Fruit May 15 1095–1825
Cranberries May 15 730–1095
Currants May 15 730–1095
Elderberries May 15 730–1095
Goji Berries May 15 730–1095
Gooseberries May 15 730–1095
Grapes May 15 730–1095
Ground Cherry May 15 Jul 24 – Sep 18 65–80
Hardy Kiwi May 15 1095–1825
Haskaps May 15 730–1095
Honeydew May 15 Aug 7 – Sep 18 80–110
Jostaberry May 15 730–1095
Lingonberries May 15 730–1095
Medlar May 15 1095–1825
Mulberries May 15 730–1825
Pawpaw May 15 1095–2555
Persimmon May 15 1095–2555
Quince May 15 1095–1825
Raspberries May 15 365–730
Serviceberries May 15 730–1095
Strawberries May 15 Aug 14 – Nov 27 90–365

🌿 Herbs to Grow in Wallkill

35 herbs matched to Zone 6a with planting dates calibrated for Wallkill.

Show all 35 herbs with dates
Plant Start Indoors Direct Sow Transplant Fall Plant Harvest Days to Maturity
Angelica Mar 20 Apr 10 Apr 17 Aug 14 365–730
Anise Mar 20 Apr 10 Apr 17 Aug 14 Jul 17 – Oct 2 90–120
Basil Mar 6 May 1 May 8 Jul 3 – Sep 4 50–75
Bee Balm May 1 Jul 31 – Oct 16 90–120
Borage Mar 20 Apr 10 Apr 17 Aug 14 Jun 12 – Jul 31 50–60
Caraway Mar 20 Apr 10 Apr 17 Aug 14 365–450
Catnip May 1 Jul 3 – Sep 4 60–80
Chamomile Mar 20 Apr 10 Apr 17 Aug 14 Jun 19 – Aug 28 60–90
Chervil Mar 20 Apr 10 Apr 17 Aug 14 May 29 – Jul 31 40–60
Chives May 1 Jul 3 – Sep 11 60–90
Cilantro Mar 20 Apr 10 Apr 17 Aug 14 May 29 – Jul 31 40–60
Comfrey May 1 Jul 3 – Sep 11 60–90
Cumin Mar 20 Apr 10 Apr 17 Aug 14 Jul 31 – Oct 2 100–120
Dill Mar 20 Apr 10 Apr 17 Aug 14 May 29 – Jul 31 40–60
Epazote Mar 6 May 1 May 8 Jun 26 – Aug 21 45–60
Fennel (herb) Mar 20 Apr 10 Apr 17 Aug 14 Jun 19 – Aug 28 60–90
Feverfew May 1 Jul 31 – Oct 16 90–120
Garlic Chives May 1 Jul 3 – Sep 11 60–90
Horehound May 1 Jul 17 – Sep 11 75–90
Hyssop May 1 Jul 10 – Sep 11 70–90
Lemon Balm May 1 Jul 3 – Aug 21 60–70
Lemon Thyme May 1 Jul 10 – Sep 11 70–90
Lovage May 1 Jul 10 – Sep 11 70–90
Marjoram May 1 Jul 3 – Sep 11 60–90
Mint May 1 Jul 3 – Sep 11 60–90
Oregano May 1 Jul 3 – Sep 11 60–90
Parsley Mar 20 Apr 10 Apr 17 Aug 14 Jun 19 – Aug 21 60–80
Rue May 1 Jul 10 – Sep 11 70–90
Sage May 1 Jul 17 – Sep 11 75–90
Savory May 1 Jun 26 – Aug 21 50–70
Sorrel Mar 20 Apr 10 Apr 17 Aug 14 May 29 – Jul 31 40–60
Tarragon May 1 Jul 3 – Sep 11 60–90
Thai Basil Mar 6 May 1 May 8 Jul 3 – Sep 4 50–75
Thyme May 1 Jul 10 – Sep 11 70–90
Valerian May 1 Sep 4 – Nov 13 120–180

🌸 Flowers to Grow in Wallkill

53 flowers matched to Zone 6a with planting dates calibrated for Wallkill.

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

Monthly Planting Guide for Wallkill

ZIP Codes in Wallkill

Click any ZIP to see its specific frost, soil, and climate measurements (some ZIPs differ noticeably from the town aggregate):

Gardening Guides & Resources

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

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Your Ulster County Garden Planner — Free

A 22-page printable planner built for Ulster 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.

Instant PDF download. No spam, unsubscribe any time.

Best Seller
The Gardener's Encyclopedia to Companion Planting

The Gardener's Encyclopedia to Companion Planting

$27 $293 value

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
See what's inside →
Reader favourite
Seed Saving & Storage Guide

Seed Saving & Storage Guide

$27 $157 value

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
Save a lifetime of seed money →
Composting Guide for Homesteaders

Composting Guide for Homesteaders

$27 $210 value

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
Start composting today →

Town-level data is aggregated from per-ZIP NOAA GHCN-D measurements (1 ZIP code in Wallkill), USDA SSURGO soil survey, and the US Drought Monitor weekly archive. Frost dates represent 50% probability averages; local conditions vary by elevation and microclimate. Last updated: July 2026.