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When to plant Cardoon in Smith County, MS

Smith County's 245-day season only supports one Cardoon planting per year. Sow between March 27 and April 10 for the best chance at full maturity before November 13.

When to Plant Cardoon in Smith County, MS

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.

Smith County, Mississippi is in USDA Zone 8b. The average last spring frost is March 13 and the first fall frost is November 13, giving you a growing season of approximately 245 days.

At an elevation of 492 feet, Smith County receives approximately 58.4 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Cardoon may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Cardoon, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Cardoon root diseases.

Smith County, MS (Zone 8b) Long season
245 days
Last Spring Frost March 13
245 growing days
First Fall Frost November 13

Smith County Soil Profile

Soil Type

Clay Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Cardoon Planting Timeline — Smith County, MS

Cardoon Planting Calendar

Activity When Date Range
Transplant Outdoors March 27 Mar 27 – Apr 10
Harvest July 31 Jul 31 – Sep 11

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

Month-by-Month Timeline

MonthActivities
January
February
March Transplant Outdoors
April Transplant Outdoors
May
June
July Harvest
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 8b

📆 Growing Season

245 days in Smith County

Growing Tips for Smith 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 Smith County, MS?

Smith County is in Zone 8b with an average last frost of March 13. Plan your Cardoon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Smith County, MS?

Smith County, Mississippi is in USDA Hardiness Zone 8b. The average last spring frost is March 13 and first fall frost is November 13.

When should I plant Cardoon in Smith County, MS?

In Smith County, MS, plant Cardoon after the last frost (around March 13) and before the first frost (around November 13). Best results when soil holds above 50°F.

What growing zone is Smith County, MS for Cardoon?

Smith County sits in USDA Zone 8b. Cardoon grows reliably in zones 7a through 10b, so it's a good fit here.

Can Cardoon grow in Smith County's climate?

Yes — Cardoon grows well in Smith County's temperate climate. Smith County averages a 245-day frost-free season, with last frost around March 13 and first frost around November 13.

🌱

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A 22-page printable planner built for Smith County (Zone 8b). 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 Smith County, MS. Local conditions may vary. Last updated: July 2026.

Sources & credits

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