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When to plant Arugula in Hempstead County, AR

Hempstead County's spring Arugula window runs March 7 through March 28. most warm-season crops establish quickly once soil holds above 60°F. A second sowing from September 3 to September 17 extends the harvest into fall.

When to Plant Arugula in Hempstead County, AR

Arugula is a fast-growing cool-season green with a peppery, nutty flavor. It is excellent in salads and can be harvested as baby greens or mature leaves.

Hempstead 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 1,302 feet, Hempstead County receives approximately 48.5 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Arugula during the growing season.

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

Hempstead County Soil Profile

Soil Type

Silt Loam

Soil pH

5.5-7.1

Drainage

Well Drained

Monthly Watering Guide for Arugula

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

Month Arugula Needs Rainfall You Supplement Action
Jan 4.1" 0" ❄️ Dormant
Feb 3.9" 0" ❄️ Dormant
Mar 4.3" 4.2" 0.1" 💧 Light watering
Apr 4.3" 3.3" 1" 💧 Light watering
May 4.3" 4.2" 0.1" 💧 Light watering
Jun 4.3" 3.8" 0.5" 💧 Light watering
Jul 4.3" 4.8" 0" ✅ Rainfall sufficient
Aug 4.3" 4.5" 0" ✅ Rainfall sufficient
Sep 4.3" 3.9" 0.4" 💧 Light watering
Oct 4.3" 3.6" 0.7" 💧 Light watering
Nov 4.3" 4.3" 0" ✅ Rainfall sufficient
Dec 3.9" 0" ❄️ Dormant

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

Arugula Planting Timeline — Hempstead County, AR

Arugula Planting Calendar

Activity When Date Range
Start Indoors February 14 Feb 14 – Feb 28
Transplant Outdoors March 21 Mar 21 – Apr 4
Direct Sow March 7 Mar 7 – Mar 28
Harvest April 25 Apr 25 – Jun 27
Fall Sowing September 3 Sep 3 – Sep 17

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

30–50 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 8a

📆 Growing Season

236 days in Hempstead County

Growing Tips for Hempstead County

Sow seeds directly every 2-3 weeks for continuous harvest. Provide afternoon shade in warm weather to prevent bolting. Harvest outer leaves first to extend production.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Arugula in Hempstead County, AR?

Hempstead County is in Zone 8a with an average last frost of March 21. Plan your Arugula planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hempstead County, AR?

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

When should I plant Arugula in Hempstead County, AR?

In Hempstead County, AR, plant Arugula after the last frost (around March 21) and before the first frost (around November 12). Best results when soil holds above 50°F.

What growing zone is Hempstead County, AR for Arugula?

Hempstead County sits in USDA Zone 8a. Arugula grows reliably in zones 3a through 11b, so it's a good fit here.

Can Arugula grow in Hempstead County's climate?

Yes — Arugula grows well in Hempstead County's temperate climate. Hempstead County averages a 236-day frost-free season, with last frost around March 21 and first frost around November 12.

🌱

Your Hempstead County Garden Planner — Free

A 22-page printable planner built for Hempstead County (Zone 8a). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.

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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 Hempstead County, AR. Local conditions may vary. Last updated: July 2026.

Sources & credits

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