When to Plant Rosemary in District of Columbia

State

District of Columbia

Cities Covered

USDA Zones

7a, 7b, 8a

Plant Type

Indoor Start

📅 Planting Calendar for District of Columbia

Based on Washington (Zone 8a). Dates may vary by city.

Start Seeds Indoors Friday, January 9, 2026

Transplant Outdoors Friday, April 3, 2026

Note: District of Columbia spans multiple zones (7a, 7b, 8a). Select your city below for more precise dates.

🌿 Plant Details

Scientific Name Salvia rosmarinus

Days to Maturity 120 days

Sun Requirements Full Sun (6+ hours)

Plant Spacing 24" apart

Find Your City in District of Columbia

Washington (Zone 8a) Washington Navy Yard (Zone 8a)

Other Plants for District of Columbia

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Growing Rosemary in District of Columbia

Rosemary (Salvia rosmarinus) is a popular garden vegetable in District of Columbia. The state spans USDA Hardiness Zones 7a, 7b, 8a, so planting dates can vary significantly depending on your location.

For most of District of Columbia, you should start Rosemary seeds indoors around Friday, January 9, 2026, then transplant outdoors around Friday, April 3, 2026.

For the most accurate planting dates, enter your ZIP code on our homepage or select your city from the list above.