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When to Plant Chamomile in Rockwall County, TX

Chamomile is a daisy-like herb famous for its calming, apple-scented tea. German chamomile is an annual while Roman chamomile is a perennial ground cover.

Rockwall County, Texas is in USDA Zone 8a. The average last spring frost is March 9 and the first fall frost is November 20, giving you a growing season of approximately 256 days.

At an elevation of 74 feet, Rockwall County receives approximately 71.3 inches of rainfall annually with predominantly clay soil. Summer highs average 91Β°F, providing good warmth for Chamomile during the growing season. Clay soil retains moisture well for Chamomile, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Chamomile root diseases.

Rockwall County, TX (Zone 8a) Long season
256 days
Last Spring Frost March 9
256 growing days
First Fall Frost November 20

Rockwall County Soil Profile

Soil Type

Clay

Soil pH

7.2-8.1

Drainage

Well Drained

Monthly Watering Guide for Chamomile

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

Month Chamomile Needs Rainfall You Supplement Action
Jan β€” 2" 0" ❄️ Dormant
Feb β€” 2.7" 0" ❄️ Dormant
Mar 4.3" 4.5" 0" βœ… Rainfall sufficient
Apr 4.3" 6.7" 0" βœ… Rainfall sufficient
May 4.3" 12.1" 0" βœ… Rainfall sufficient
Jun 4.3" 10" 0" βœ… Rainfall sufficient
Jul 4.3" 9.6" 0" βœ… Rainfall sufficient
Aug 4.3" 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" 2.3" 2" πŸ’§ Light watering
Dec β€” 1.6" 0" ❄️ Dormant

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

Chamomile Planting Timeline β€” Rockwall County, TX

Chamomile Planting Calendar

Activity When Date Range
Start Indoors February 2 Feb 2 – Feb 16
Transplant Outdoors March 2 Mar 2 – Mar 16
Direct Sow February 23 Feb 23 – Mar 16
Harvest May 4 May 4 – Jul 13
Fall Sowing September 11 Sep 11 – Sep 25

Plant 0.5" deep Β· 8" apart Β· Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

60–90 days

πŸ§ͺ Soil pH

Needs 5.6–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

256 days in Rockwall County

Growing Tips for Rockwall County

Direct sow on the soil surface as seeds need light. Harvest flowers when petals begin to curl back. Chamomile self-sows freely and improves the health of nearby plants.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Chamomile in Rockwall County, TX?

Rockwall County is in Zone 8a with an average last frost of March 9. Plan your Chamomile planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Rockwall County, TX?

Rockwall County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 9 and first fall frost is November 20.

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Plan Your Garden with Confidence

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