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When to Plant Celery in Bosque 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.

Bosque County, Texas is in USDA Zone 8a. The average last spring frost is March 14 and the first fall frost is November 16, giving you a growing season of approximately 247 days.

At an elevation of 1,846 feet, Bosque County receives approximately 64.5 inches of rainfall annually with predominantly clay soil. Summer highs average 93Β°F, 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.

Bosque County, TX (Zone 8a) Long season
247 days
Last Spring Frost March 14
247 growing days
First Fall Frost November 16

Bosque County Soil Profile

Soil Type

Clay

Soil pH

6.8-7.9

Drainage

Well Drained

Monthly Watering Guide for Celery

Celery needs approximately 1 inches of water per week (4.3" per month). Here's how your county's rainfall compares month by month.

Month Celery Needs Rainfall You Supplement Action
Jan β€” 1.5" 0" ❄️ Dormant
Feb β€” 2.2" 0" ❄️ Dormant
Mar 4.3" 3.9" 0.4" πŸ’§ Light watering
Apr 4.3" 6.8" 0" βœ… Rainfall sufficient
May 4.3" 8.2" 0" βœ… Rainfall sufficient
Jun 4.3" 10.7" 0" βœ… Rainfall sufficient
Jul 4.3" 9.1" 0" βœ… Rainfall sufficient
Aug 4.3" 7.9" 0" βœ… Rainfall sufficient
Sep 4.3" 6.7" 0" βœ… Rainfall sufficient
Oct 4.3" 4.1" 0.2" πŸ’§ Light watering
Nov 4.3" 1.8" 2.5" 🚿 Regular watering
Dec β€” 1.7" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Bosque County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Celery Planting Timeline β€” Bosque County, TX

Celery Planting Calendar

Activity When Date Range
Start Indoors February 7 Feb 7 – Feb 21
Transplant Outdoors March 14 Mar 14 – Mar 28
Direct Sow February 28 Feb 28 – Mar 21
Harvest June 6 Jun 6 – Aug 1
Fall Sowing September 7 Sep 7 – Sep 21

Plant 1" deep Β· 15" apart Β· Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

High β€” keep soil consistently moist

πŸ“… Days to Maturity

80–120 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

247 days in Bosque County

Growing Tips for Bosque 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

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Celery in Bosque County, TX?

Bosque County is in Zone 8a with an average last frost of March 14. Plan your Celery planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Bosque County, TX?

Bosque County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 14 and first fall frost is November 16.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Bosque 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 Bosque County, TX. Local conditions may vary. Last updated: April 2026.