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When to Plant Borage in Richmond City, VA

Borage is a self-seeding annual herb with star-shaped blue flowers that attract pollinators. Its leaves have a cucumber-like flavor and the flowers are edible.

Richmond City, Virginia is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 27, giving you a growing season of approximately 200 days.

At an elevation of 615 feet, Richmond City receives approximately 43.8 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88ยฐF, providing good warmth for Borage during the growing season.

Richmond City, VA (Zone 7a) Long season
200 days
Last Spring Frost April 10
200 growing days
First Fall Frost October 27

Richmond City Soil Profile

Soil Type

Silt Loam

Soil pH

5.4-6.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (101 days to spare)
Start indoors: Feb 27 Transplant: Mar 27 🍅 Harvest: May 22 – Jul 10
Recommended (50%) ✓ Fits season (102 days to spare)
Start indoors: Mar 6 Transplant: Apr 3 🍅 Harvest: May 29 – Jul 17
Safe Start (90%) ✓ Fits season (91 days to spare)
Start indoors: Apr 3 Transplant: May 1 🍅 Harvest: Jun 26 – Aug 14

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
0.5″/week
Rainfall provides
0.9″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Borage needs ~880 GDD — county provides 3,200 GDD Excellent fit

Borage Planting Timeline โ€” Richmond City, VA

Borage Planting Calendar

Activity When Date Range
Start Indoors March 6 Mar 6 โ€“ Mar 20
Transplant Outdoors April 3 Apr 3 โ€“ Apr 17
Direct Sow March 27 Mar 27 โ€“ Apr 17
Fall Sowing August 18 Aug 18 โ€“ Sep 1
Harvest May 29 May 29 โ€“ Jul 17

Plant 0.5" deep ยท 8" apart ยท Rows 12" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March Start Indoors Direct Sow
April Transplant Outdoors Direct Sow
May Harvest
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

Low โ€” drought tolerant

Days to Maturity

50โ€“60 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7a

Growing Season

200 days

Growing Tips for Richmond City

Direct sow in spring as borage does not transplant well. Allow some plants to go to seed for next year. Young leaves are best; older leaves become bristly.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Borage in Richmond City, VA?

Richmond City is in Zone 7a with an average last frost of April 10. Plan your Borage planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Richmond City, VA?

Richmond City, Virginia is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 27.

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Plan Your Garden with Confidence

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

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