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When to Plant Sunchoke in Mason County, TX

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

Mason County, Texas is in USDA Zone 8b. The average last spring frost is March 25 and the first fall frost is November 11, giving you a growing season of approximately 231 days.

At an elevation of 4,557 feet, Mason County receives approximately 49.9 inches of rainfall annually with predominantly loam soil. Summer highs average 91°F, providing good warmth for Sunchoke during the growing season.

Mason County, TX (Zone 8b) Long season
231 days
Last Spring Frost March 25
231 growing days
First Fall Frost November 11

Mason County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Sunchoke Planting Timeline — Mason County, TX

Sunchoke Planting Calendar

Activity When Date Range
Transplant Outdoors April 8 Apr 8 – Apr 22
Harvest July 29 Jul 29 – Sep 23

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

Month-by-Month Timeline

MonthActivities
January
February
March
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

231 days in Mason County

Growing Tips for Mason 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 Mason County, TX?

Mason County is in Zone 8b with an average last frost of March 25. Plan your Sunchoke planting based on this frost date — see the calendar above for exact timing.

What planting zone is Mason County, TX?

Mason County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 25 and first fall frost is November 11.

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Your Mason County Garden Planner — Free

A 22-page printable planner built for Mason 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 Mason County, TX. Local conditions may vary. Last updated: July 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.