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When to Plant Celery in Midland County, TX

Celery is a marshland plant that requires consistent moisture and cool temperatures to produce crisp, flavorful stalks. It is a rewarding but demanding garden crop.

Midland County, Texas is in USDA Zone 7b. The average last spring frost is March 20 and the first fall frost is November 14, giving you a growing season of approximately 239 days.

At an elevation of 1,546 feet, Midland County receives approximately 52.8 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 98ยฐF, so Celery may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring โ€” great for early planting โ€” but Celery will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Celery root diseases.

Midland County, TX (Zone 7b) Long season
239 days
Last Spring Frost March 20
239 growing days
First Fall Frost November 14

Midland County Soil Profile

Soil Type

Sandy Loam

Soil pH

7.4-8.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (103 days to spare)
Start indoors: Jan 29 Transplant: Mar 5 🍅 Harvest: May 28 – Jul 23
Recommended (50%) ✓ Fits season (99 days to spare)
Start indoors: Feb 13 Transplant: Mar 20 🍅 Harvest: Jun 12 – Aug 7
Safe Start (90%) ✓ Fits season (89 days to spare)
Start indoors: Mar 9 Transplant: Apr 13 🍅 Harvest: Jul 6 – Aug 31

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
1.5″/week
Rainfall provides
0.9″/week
You supply
0.7″/week
Watering frequency 1-2 times/week
Season total 1,460 gal / 100 sq ft
Drought risk

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

Celery needs ~2,350 GDD — county provides 5,616 GDD Excellent fit

Celery Planting Timeline โ€” Midland County, TX

Celery Planting Calendar

Activity When Date Range
Start Indoors February 13 Feb 13 โ€“ Feb 27
Transplant Outdoors March 20 Mar 20 โ€“ Apr 3
Direct Sow March 6 Mar 6 โ€“ Mar 27
Fall Sowing September 5 Sep 5 โ€“ Sep 19
Harvest June 12 Jun 12 โ€“ Aug 7

Plant 1" deep ยท 15" apart ยท Rows 24" apart

Month-by-Month Timeline

MonthActivities
January โ€”
February Start Indoors
March Transplant Outdoors Direct Sow
April Transplant Outdoors
May โ€”
June Harvest
July Harvest
August Harvest
September Fall Sowing
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

High โ€” keep soil consistently moist

Days to Maturity

80โ€“120 days

Soil pH

6 โ€“ 7

USDA Zone

Zone 7b

Growing Season

239 days

Growing Tips for Midland County

Start seeds indoors 10-12 weeks before last frost. Keep soil consistently moist and never let it dry out. Blanch stalks by mounding soil or using collars for milder flavor.

Companion Planting

Good Companions

Avoid Planting Near

  • Carrots
  • Parsnip

Level Up Your Garden

Frequently Asked Questions

When should I plant Celery in Midland County, TX?

Midland County is in Zone 7b with an average last frost of March 20. Plan your Celery planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Midland County, TX?

Midland County, Texas is in USDA Hardiness Zone 7b. The average last spring frost is March 20 and first fall frost is November 14.

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Plan Your Garden with Confidence

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