Blog

When to Plant Strawberries in Calvert County, MD

Strawberries are a beloved perennial fruit available as June-bearing, ever-bearing, and day-neutral types. They are one of the easiest fruits to grow in containers or garden beds.

Calvert County, Maryland is in USDA Zone 7a. The average last spring frost is March 30 and the first fall frost is November 10, giving you a growing season of approximately 225 days.

At an elevation of 539 feet, Calvert County receives approximately 46.1 inches of rainfall annually with predominantly silt loam soil. Summer highs average 90ยฐF, providing good warmth for Strawberries during the growing season.

Calvert County, MD (Zone 7a) Long season
225 days
Last Spring Frost March 30
225 growing days
First Fall Frost November 10

Calvert County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-6.9

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: Apr 16 🍅 Harvest: Jul 16 – Nov 26
Recommended (50%) ✗ May not fit
Transplant: Apr 20 🍅 Harvest: Jul 20 – Nov 30
Safe Start (90%) ✗ May not fit
Transplant: May 8 🍅 Harvest: Aug 7 – Dec 18

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
0.1″/week
Watering frequency Only during dry spells
Season total 279 gal / 100 sq ft
Strawberries needs ~3,981 GDD — county provides 3,937 GDD Tight fit

Strawberries Planting Timeline โ€” Calvert County, MD

Strawberries Planting Calendar

Activity When Date Range
Transplant Outdoors April 20 Apr 20 โ€“ May 4
Harvest July 20 Jul 20 โ€“ Nov 30

ยท 12" apart ยท Rows 24" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Transplant Outdoors
May Transplant Outdoors
June โ€”
July Harvest
August Harvest
September Harvest
October Harvest
November Harvest
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

90โ€“365 days

Soil pH

5.5 โ€“ 6.8

USDA Zone

Zone 7a

Growing Season

225 days

Growing Tips for Calvert County

Plant with crowns at soil level. Remove runners the first year to strengthen plants. Mulch with straw to keep fruit clean and suppress weeds. Renovate June-bearing beds after harvest.

Companion Planting

Good Companions

Avoid Planting Near

  • Cabbage
  • Broccoli

Level Up Your Garden

Frequently Asked Questions

When should I plant Strawberries in Calvert County, MD?

Calvert County is in Zone 7a with an average last frost of March 30. Plan your Strawberries planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Calvert County, MD?

Calvert County, Maryland is in USDA Hardiness Zone 7a. The average last spring frost is March 30 and first fall frost is November 10.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Calvert County gardeners in Zone 7a 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 Calvert County, MD. Local conditions may vary. Last updated: April 2026.