Blog

When to Plant Purslane in Richmond County, NC

Purslane is a succulent edible plant rich in omega-3 fatty acids, often considered a weed but increasingly valued as a nutritious green. It has a lemony, peppery flavor.

Richmond County, North Carolina is in USDA Zone 7b. The average last spring frost is March 26 and the first fall frost is November 6, giving you a growing season of approximately 225 days.

At an elevation of 177 feet, Richmond County receives approximately 54 inches of rainfall annually with predominantly clay loam soil. Summer highs average 91ยฐF, providing good warmth for Purslane during the growing season. Clay soil retains moisture well for Purslane, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Purslane root diseases.

Richmond County, NC (Zone 7b) Long season
225 days
Last Spring Frost March 26
225 growing days
First Fall Frost November 6

Richmond County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (149 days to spare)
Start indoors: Feb 12 Transplant: Mar 19 🍅 Harvest: Apr 30 – Jun 4
Recommended (50%) ✓ Fits season (148 days to spare)
Start indoors: Feb 19 Transplant: Mar 26 🍅 Harvest: May 7 – Jun 11
Safe Start (90%) ✓ Fits season (146 days to spare)
Start indoors: Mar 9 Transplant: Apr 13 🍅 Harvest: May 25 – Jun 29

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
1.0″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Purslane needs ~912 GDD — county provides 4,106 GDD Excellent fit

Purslane Planting Timeline โ€” Richmond County, NC

Purslane Planting Calendar

Activity When Date Range
Start Indoors February 19 Feb 19 โ€“ Mar 5
Transplant Outdoors March 26 Mar 26 โ€“ Apr 9
Direct Sow March 12 Mar 12 โ€“ Apr 2
Fall Sowing August 28 Aug 28 โ€“ Sep 11
Harvest May 7 May 7 โ€“ Jun 11

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

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

40โ€“60 days

Soil pH

5.5 โ€“ 7.5

USDA Zone

Zone 7b

Growing Season

225 days

Growing Tips for Richmond County

Direct sow after last frost or allow to self-seed. Purslane thrives in hot, dry conditions. Harvest stem tips regularly. Contains more omega-3 fatty acids than any other leafy green.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Purslane in Richmond County, NC?

Richmond County is in Zone 7b with an average last frost of March 26. Plan your Purslane planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Richmond County, NC?

Richmond County, North Carolina is in USDA Hardiness Zone 7b. The average last spring frost is March 26 and first fall frost is November 6.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Richmond 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 Richmond County, NC. Local conditions may vary. Last updated: April 2026.