Blog

When to Plant Celery in Burnet 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.

Burnet County, Texas is in USDA Zone 8a. The average last spring frost is March 6 and the first fall frost is November 20, giving you a growing season of approximately 259 days.

At an elevation of 1,090 feet, Burnet County receives approximately 60.6 inches of rainfall annually with predominantly clay soil. Summer highs average 93ยฐF, providing good warmth for Celery during the growing season. Clay soil retains moisture well for Celery, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Celery root diseases.

Burnet County, TX (Zone 8a) Long season
259 days
Last Spring Frost March 6
259 growing days
First Fall Frost November 20

Burnet County Soil Profile

Soil Type

Clay

Soil pH

6.8-7.6

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (116 days to spare)
Start indoors: Jan 23 Transplant: Feb 27 🍅 Harvest: May 22 – Jul 17
Recommended (50%) ✓ Fits season (119 days to spare)
Start indoors: Jan 30 Transplant: Mar 6 🍅 Harvest: May 29 – Jul 24
Safe Start (90%) ✓ Fits season (104 days to spare)
Start indoors: Mar 6 Transplant: Apr 10 🍅 Harvest: Jul 3 – Aug 28

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
1.0″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 1,192 gal / 100 sq ft
Celery needs ~1,975 GDD — county provides 5,115 GDD Excellent fit

Celery Planting Timeline โ€” Burnet County, TX

Celery Planting Calendar

Activity When Date Range
Start Indoors January 30 Jan 30 โ€“ Feb 13
Transplant Outdoors March 6 Mar 6 โ€“ Mar 20
Direct Sow February 20 Feb 20 โ€“ Mar 13
Fall Sowing September 11 Sep 11 โ€“ Sep 25
Harvest May 29 May 29 โ€“ Jul 24

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

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Start Indoors Direct Sow
March Transplant Outdoors Direct Sow
April โ€”
May Harvest
June Harvest
July Harvest
August โ€”
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 8a

Growing Season

259 days

Growing Tips for Burnet 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 Burnet County, TX?

Burnet County is in Zone 8a with an average last frost of March 6. Plan your Celery planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Burnet County, TX?

Burnet County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 6 and first fall frost is November 20.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Burnet County gardeners in Zone 8a 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 Burnet County, TX. Local conditions may vary. Last updated: April 2026.