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When to plant Cardoon in Izard County County,

In Izard County County, Cardoon is a spring-only crop. Plant April 15–April 29 once soil hits 50°F.

When to Plant Cardoon in Izard 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.

Izard County, Arkansas is in USDA Zone 7b. The average last spring frost is April 1 and the first fall frost is October 27, giving you a growing season of approximately 209 days.

At an elevation of 281 feet, Izard County receives approximately 48.2 inches of rainfall annually with predominantly silt loam soil. Summer highs average 88°F, providing good warmth for Cardoon during the growing season.

Izard County, AR (Zone 7b) Long season
209 days
Last Spring Frost April 1
209 growing days
First Fall Frost October 27
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Izard County Soil Profile

Soil Type

Silt Loam

Soil pH

5.3-6.8

Drainage

Well Drained

Monthly Watering Guide for Cardoon

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

Month Cardoon Needs Rainfall You Supplement Action
Jan 3.7" 0" ❄️ Dormant
Feb 3.4" 0" ❄️ Dormant
Mar 4.2" 0" ❄️ Dormant
Apr 4.3" 3.8" 0.5" 💧 Light watering
May 4.3" 4" 0.3" 💧 Light watering
Jun 4.3" 4.8" 0" ✅ Rainfall sufficient
Jul 4.3" 5.6" 0" ✅ Rainfall sufficient
Aug 4.3" 5" 0" ✅ Rainfall sufficient
Sep 4.3" 3.7" 0.6" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 3.4" 0" ❄️ Dormant
Dec 3.6" 0" ❄️ Dormant

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

Cardoon Planting Timeline — Izard County, AR

Cardoon Planting Calendar

Activity When Date Range
Transplant Outdoors April 15 Apr 15 – Apr 29
Harvest August 19 Aug 19 – Sep 30

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
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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

209 days in Izard County

Growing Tips for Izard 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 Izard County, AR?

Izard County is in Zone 7b with an average last frost of April 1. Plan your Cardoon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Izard County, AR?

Izard County, Arkansas is in USDA Hardiness Zone 7b. The average last spring frost is April 1 and first fall frost is October 27.

When should I plant Cardoon in Izard County County, ?

In Izard County County, , plant Cardoon after the last frost (around April 1) and before the first frost (around October 27). Best results when soil holds above 50°F.

What growing zone is Izard County County, for Cardoon?

Izard County 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 Izard County County's climate?

Yes — Cardoon grows well in Izard County County's temperate climate. Izard County County averages a 209-day frost-free season, with last frost around April 1 and first frost around October 27.

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Your Izard County Garden Planner — Free

A 22-page printable planner built for Izard 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 Izard County, AR. Local conditions may vary. Last updated: June 2026.

Sources & credits

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