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When to plant Luffa in Washington County, AR

Washington County's spring Luffa window runs April 17 through May 8. most warm-season crops establish quickly once soil holds above 60°F.

When to Plant Luffa in Washington County, AR

Luffa is a tropical vine that produces edible young fruits and natural sponges from mature dried fruits. Young fruits are eaten like zucchini in many Asian cuisines.

Washington County, Arkansas is in USDA Zone 7a. The average last spring frost is April 10 and the first fall frost is October 24, giving you a growing season of approximately 197 days.

At an elevation of 768 feet, Washington County receives approximately 54.3 inches of rainfall annually with predominantly silt loam soil. Summer highs average 91°F, providing good warmth for Luffa during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Luffa root diseases.

Washington County, AR (Zone 7a) Moderate season
197 days
Last Spring Frost April 10
197 growing days
First Fall Frost October 24

Washington County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Luffa Planting Timeline — Washington County, AR

Luffa Planting Calendar

Activity When Date Range
Start Indoors February 20 Feb 20 – Mar 6
Transplant Outdoors April 24 Apr 24 – May 8
Direct Sow April 17 Apr 17 – May 8
Harvest July 24 Jul 24 – Oct 9

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

90–150 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7a

📆 Growing Season

197 days in Washington County

Growing Tips for Washington County

Start seeds indoors 4-6 weeks early. Provide a very strong trellis for heavy vines. Harvest young for eating or let mature fully on the vine for sponges. Requires a long, hot season.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Luffa in Washington County, AR?

Washington County is in Zone 7a with an average last frost of April 10. Plan your Luffa planting based on this frost date — see the calendar above for exact timing.

What planting zone is Washington County, AR?

Washington County, Arkansas is in USDA Hardiness Zone 7a. The average last spring frost is April 10 and first fall frost is October 24.

When should I plant Luffa in Washington County, AR?

In Washington County, AR, plant Luffa after the last frost (around April 10) and before the first frost (around October 24). Best results when soil holds above 50°F.

What growing zone is Washington County, AR for Luffa?

Washington County sits in USDA Zone 7a. Luffa grows reliably in zones 6a through 11b, so it's a good fit here.

Can Luffa grow in Washington County's climate?

Yes — Luffa grows well in Washington County's temperate climate. Washington County averages a 197-day frost-free season, with last frost around April 10 and first frost around October 24.

🌱

Your Washington County Garden Planner — Free

A 22-page printable planner built for Washington County (Zone 7a). 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 Washington County, AR. Local conditions may vary. Last updated: August 2026.

Sources & credits

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