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When to Plant Kale in Somerset County, MD

Kale is an exceptionally hardy, nutrient-dense green available in curly, lacinato, and Russian varieties. It tolerates heavy frost and often tastes sweeter after cold exposure.

Somerset County, Maryland is in USDA Zone 7b. The average last spring frost is April 9 and the first fall frost is November 1, giving you a growing season of approximately 206 days.

At an elevation of 1,145 feet, Somerset County receives approximately 41.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 94ยฐF, providing good warmth for Kale during the growing season.

Somerset County, MD (Zone 7b) Long season
206 days
Last Spring Frost April 9
206 growing days
First Fall Frost November 1

Somerset County Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (92 days to spare)
Start indoors: Feb 26 Transplant: Apr 2 🍅 Harvest: May 28 – Jul 23
Recommended (50%) ✓ Fits season (94 days to spare)
Start indoors: Mar 5 Transplant: Apr 9 🍅 Harvest: Jun 4 – Jul 30
Safe Start (90%) ✓ Fits season (107 days to spare)
Start indoors: Mar 29 Transplant: May 3 🍅 Harvest: Jun 28 – Aug 23

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.2″/week
Watering frequency Only during dry spells
Season total 275 gal / 100 sq ft
Kale needs ~1,230 GDD — county provides 4,223 GDD Excellent fit

Kale Planting Timeline โ€” Somerset County, MD

Kale Planting Calendar

Activity When Date Range
Start Indoors March 5 Mar 5 โ€“ Mar 19
Transplant Outdoors April 9 Apr 9 โ€“ Apr 23
Direct Sow March 26 Mar 26 โ€“ Apr 16
Fall Sowing August 23 Aug 23 โ€“ Sep 6
Harvest June 4 Jun 4 โ€“ Jul 30

Plant 1" deep ยท 15" apart ยท Rows 24" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May โ€”
June Harvest
July Harvest
August Fall Sowing
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“70 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

206 days

Growing Tips for Somerset County

Direct sow or transplant in early spring or late summer. Harvest outer leaves first to keep plants productive. Kale overwinters in many climates and can provide greens all year.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries
  • Tomatoes

Level Up Your Garden

๐ŸŒพ Save Your Own Kale Seeds
Life Cycle Biennial
Pollination Cross-Pollinated (insects)
How to Collect Allow 2nd year flower stalks to dry. Harvest pods when tan.
Storage Store airtight; viable 5 years at 35ยฐF, under 50% humidity.

Isolate 1/2 mile from other brassicas (broccoli, cabbage, etc.) โ€” they all cross.

Frequently Asked Questions

When should I plant Kale in Somerset County, MD?

Somerset County is in Zone 7b with an average last frost of April 9. Plan your Kale planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Somerset County, MD?

Somerset County, Maryland is in USDA Hardiness Zone 7b. The average last spring frost is April 9 and first fall frost is November 1.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Somerset County gardeners in Zone 7b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Somerset County, MD. Local conditions may vary. Last updated: April 2026.