Blog

When to Plant Purslane in Jackson County, OK

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.

Jackson County, Oklahoma is in USDA Zone 7b. The average last spring frost is April 5 and the first fall frost is November 4, giving you a growing season of approximately 213 days.

At an elevation of 695 feet, Jackson County receives approximately 28.7 inches of rainfall annually with predominantly loam soil. Summer highs average 92ยฐF, providing good warmth for Purslane during the growing season.

Jackson County, OK (Zone 7b) Long season
213 days
Last Spring Frost April 5
213 growing days
First Fall Frost November 4

Jackson County Soil Profile

Soil Type

Loam

Soil pH

6.7-7.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (135 days to spare)
Start indoors: Feb 21 Transplant: Mar 28 🍅 Harvest: May 9 – Jun 13
Recommended (50%) ✓ Fits season (136 days to spare)
Start indoors: Mar 1 Transplant: Apr 5 🍅 Harvest: May 17 – Jun 21
Safe Start (90%) ✓ Fits season (141 days to spare)
Start indoors: Mar 11 Transplant: Apr 15 🍅 Harvest: May 27 – Jul 1

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
0.6″/week
Watering frequency Natural rainfall sufficient
Season total 0 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Purslane needs ~950 GDD — county provides 4,047 GDD Excellent fit

Purslane Planting Timeline โ€” Jackson County, OK

Purslane Planting Calendar

Activity When Date Range
Start Indoors March 1 Mar 1 โ€“ Mar 15
Transplant Outdoors April 5 Apr 5 โ€“ Apr 19
Direct Sow March 22 Mar 22 โ€“ Apr 12
Fall Sowing August 26 Aug 26 โ€“ Sep 9
Harvest May 17 May 17 โ€“ Jun 21

Plant 0.5" deep ยท 6" 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 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

213 days

Growing Tips for Jackson 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 Jackson County, OK?

Jackson County is in Zone 7b with an average last frost of April 5. Plan your Purslane planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Jackson County, OK?

Jackson County, Oklahoma is in USDA Hardiness Zone 7b. The average last spring frost is April 5 and first fall frost is November 4.

๐ŸŒฑ

Plan Your Garden with Confidence

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