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When to Plant Lemongrass in Miller County, AR

Lemongrass is a tropical grass with a strong citrus aroma used extensively in Southeast Asian cuisine. The swollen stem bases are the most flavorful part.

Miller 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 266 feet, Miller County receives approximately 50.4 inches of rainfall annually with predominantly silt loam soil. Summer highs average 93Β°F, providing good warmth for Lemongrass during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Lemongrass root diseases.

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

Miller County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-7.1

Drainage

Well Drained

Monthly Watering Guide for Lemongrass

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

Month Lemongrass Needs Rainfall You Supplement Action
Jan β€” 3.7" 0" ❄️ Dormant
Feb β€” 3.3" 0" ❄️ Dormant
Mar 4.3" 5" 0" βœ… Rainfall sufficient
Apr 4.3" 3.9" 0.4" πŸ’§ Light watering
May 4.3" 4" 0.3" πŸ’§ Light watering
Jun 4.3" 4.6" 0" βœ… Rainfall sufficient
Jul 4.3" 5.7" 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" 3.4" 0.9" πŸ’§ Light watering
Nov 4.3" 4.1" 0.2" πŸ’§ Light watering
Dec β€” 3.5" 0" ❄️ Dormant

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

Lemongrass Planting Timeline β€” Miller County, AR

Lemongrass Planting Calendar

Activity When Date Range
Start Indoors January 31 Jan 31 – Feb 14
Transplant Outdoors April 4 Apr 4 – Apr 18
Direct Sow March 28 Mar 28 – Apr 18
Harvest June 20 Jun 20 – Sep 19

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

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Start Indoors
March Direct Sow
April Transplant Outdoors Direct Sow
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

High β€” keep soil consistently moist

πŸ“… Days to Maturity

75–120 days

πŸ§ͺ Soil pH

Needs 5.5–7.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

236 days in Miller County

Growing Tips for Miller County

Start from divisions or store-bought stalks rooted in water. Grow in rich, moist soil with full sun. In cold climates, grow in containers and overwinter indoors.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Lemongrass in Miller County, AR?

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

What planting zone is Miller County, AR?

Miller 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 Miller 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 Miller County, AR. Local conditions may vary. Last updated: April 2026.