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When to Plant Yarrow in Lafayette County, AR

Yarrow is a drought-tolerant perennial herb with feathery foliage and flat-topped flower clusters in white, yellow, pink, or red. It attracts beneficial insects and is used in herbal medicine.

Lafayette County, Arkansas is in USDA Zone 8a. The average last spring frost is March 21 and the first fall frost is November 12, giving you a growing season of approximately 236 days.

At an elevation of 819 feet, Lafayette County receives approximately 54.7 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93Β°F, providing good warmth for Yarrow during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Yarrow root diseases.

Lafayette County, AR (Zone 8a) Long season
236 days
Last Spring Frost March 21
236 growing days
First Fall Frost November 12

Lafayette County Soil Profile

Soil Type

Silt Loam

Soil pH

5.6-6.7

Drainage

Well Drained

Monthly Watering Guide for Yarrow

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

Month Yarrow Needs Rainfall You Supplement Action
Jan β€” 4.9" 0" ❄️ Dormant
Feb β€” 4.3" 0" ❄️ Dormant
Mar 4.3" 4.6" 0" βœ… Rainfall sufficient
Apr 4.3" 4.8" 0" βœ… Rainfall sufficient
May 4.3" 3.9" 0.4" πŸ’§ Light watering
Jun 4.3" 4.6" 0" βœ… Rainfall sufficient
Jul 4.3" 6.5" 0" βœ… Rainfall sufficient
Aug 4.3" 5.1" 0" βœ… Rainfall sufficient
Sep 4.3" 4.1" 0.2" πŸ’§ Light watering
Oct 4.3" 4" 0.3" πŸ’§ Light watering
Nov 4.3" 3.9" 0.4" πŸ’§ Light watering
Dec β€” 3.9" 0" ❄️ Dormant

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

Yarrow Planting Timeline β€” Lafayette County, AR

Yarrow Planting Calendar

Activity When Date Range
Transplant Outdoors March 28 Mar 28 – Apr 11
Harvest June 27 Jun 27 – Sep 12

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

Month-by-Month Timeline

MonthActivities
January β€”
February β€”
March Transplant Outdoors
April Transplant Outdoors
May β€”
June Harvest
July Harvest
August Harvest
September Harvest
October β€”
November β€”
December β€”

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Low β€” drought tolerant

πŸ“… Days to Maturity

90–120 days

πŸ§ͺ Soil pH

Needs 5.5–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

236 days in Lafayette County

Growing Tips for Lafayette County

Direct sow or start from divisions. Yarrow thrives in poor soil and is very drought-tolerant. Deadhead to encourage reblooming. Divide clumps every 3 years.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Yarrow in Lafayette County, AR?

Lafayette County is in Zone 8a with an average last frost of March 21. Plan your Yarrow planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Lafayette County, AR?

Lafayette County, Arkansas is in USDA Hardiness Zone 8a. The average last spring frost is March 21 and first fall frost is November 12.

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Plan Your Garden with Confidence

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