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When to plant Cardoon in Greene County, AR

Greene County sits in cold Zone 7b. Plant Cardoon April 10–April 24 for the single annual harvest; the November 2 first frost closes the window.

When to Plant Cardoon in Greene County, AR

Cardoon is a large thistle relative of the artichoke, grown for its edible leaf stalks. It has dramatic silvery foliage and makes a striking ornamental as well.

Greene County, Arkansas is in USDA Zone 7b. The average last spring frost is March 27 and the first fall frost is November 2, giving you a growing season of approximately 220 days.

At an elevation of 441 feet, Greene County receives approximately 52.6 inches of rainfall annually with predominantly silt loam soil. Summer highs average 92°F, providing good warmth for Cardoon during the growing season. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cardoon root diseases.

Greene County, AR (Zone 7b) Long season
220 days
Last Spring Frost March 27
220 growing days
First Fall Frost November 2

Greene County Soil Profile

Soil Type

Silt Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Cardoon Planting Timeline — Greene County, AR

Cardoon Planting Calendar

Activity When Date Range
Transplant Outdoors April 10 Apr 10 – Apr 24
Harvest August 14 Aug 14 – Sep 25

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

120–150 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 7b

📆 Growing Season

220 days in Greene County

Growing Tips for Greene County

Blanch stalks by wrapping with cardboard or tying leaves together 3-4 weeks before harvest. Provide deep, rich soil and consistent moisture. Protect from hard frost.

Companion Planting

Good Companions

Avoid Planting Near

  • Fennel

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cardoon in Greene County, AR?

Greene County is in Zone 7b with an average last frost of March 27. Plan your Cardoon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Greene County, AR?

Greene County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is March 27 and first fall frost is November 2.

When should I plant Cardoon in Greene County, AR?

In Greene County, AR, plant Cardoon after the last frost (around March 27) and before the first frost (around November 2). Best results when soil holds above 50°F.

What growing zone is Greene County, AR for Cardoon?

Greene County sits in USDA Zone 7b. Cardoon grows reliably in zones 7a through 10b, so it's a good fit here.

Can Cardoon grow in Greene County's climate?

Yes — Cardoon grows well in Greene County's temperate climate. Greene County averages a 220-day frost-free season, with last frost around March 27 and first frost around November 2.

🌱

Your Greene County Garden Planner — Free

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

Sources & credits

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