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When to plant Sunchoke in Lee County, GA

In Lee County, Sunchoke is a spring-only crop. Plant March 21–April 4 once soil hits 50°F.

When to Plant Sunchoke in Lee County, GA

Sunchokes (Jerusalem artichokes) are a native sunflower relative grown for their knobby, nutty-flavored tubers. They are extremely productive and nearly impossible to eradicate.

Lee County, Georgia is in USDA Zone 8b. The average last spring frost is March 7 and the first fall frost is November 18, giving you a growing season of approximately 256 days.

At an elevation of 432 feet, Lee County receives approximately 50.9 inches of rainfall annually with predominantly clay loam soil. Summer highs average 96°F, so Sunchoke may need afternoon shade and extra watering during peak heat. Clay soil retains moisture well for Sunchoke, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Sunchoke root diseases.

Lee County, GA (Zone 8b) Long season
256 days
Last Spring Frost March 7
256 growing days
First Fall Frost November 18

Lee County Soil Profile

Soil Type

Clay Loam

Soil pH

5.4-6.8

Drainage

Well Drained

Monthly Watering Guide for Sunchoke

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

Month Sunchoke Needs Rainfall You Supplement Action
Jan 4" 0" ❄️ Dormant
Feb 4.5" 0" ❄️ Dormant
Mar 4.3" 4.2" 0.1" 💧 Light watering
Apr 4.3" 4.3" 0" ✅ Rainfall sufficient
May 4.3" 4.2" 0.1" 💧 Light watering
Jun 4.3" 4.2" 0.1" 💧 Light watering
Jul 4.3" 5.7" 0" ✅ Rainfall sufficient
Aug 4.3" 5.1" 0" ✅ Rainfall sufficient
Sep 4.3" 4" 0.3" 💧 Light watering
Oct 4.3" 3" 1.3" 💧 Light watering
Nov 4.3" 3.5" 0.8" 💧 Light watering
Dec 4.1" 0" ❄️ Dormant

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

Sunchoke Planting Timeline — Lee County, GA

Sunchoke Planting Calendar

Activity When Date Range
Transplant Outdoors March 21 Mar 21 – Apr 4
Harvest July 11 Jul 11 – Sep 5

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

110–150 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 8b

📆 Growing Season

256 days in Lee County

Growing Tips for Lee County

Plant tubers 4 inches deep in early spring. Contain plants with barriers as they spread aggressively. Harvest after frost or leave in ground and dig as needed through winter.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Sunchoke in Lee County, GA?

Lee County is in Zone 8b with an average last frost of March 7. Plan your Sunchoke planting based on this frost date — see the calendar above for exact timing.

What planting zone is Lee County, GA?

Lee County, Georgia is in USDA Hardiness Zone 8b. The average last spring frost is March 7 and first fall frost is November 18.

When should I plant Sunchoke in Lee County, GA?

In Lee County, GA, plant Sunchoke after the last frost (around March 7) and before the first frost (around November 18). Best results when soil holds above 50°F.

What growing zone is Lee County, GA for Sunchoke?

Lee County sits in USDA Zone 8b. Sunchoke grows reliably in zones 3a through 9b, so it's a good fit here.

Can Sunchoke grow in Lee County's climate?

Yes — Sunchoke grows well in Lee County's temperate climate. Lee County averages a 256-day frost-free season, with last frost around March 7 and first frost around November 18.

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Your Lee County Garden Planner — Free

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

Sources & credits

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