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When to Plant Crosne in Phelps County, NE

Crosne (Chinese artichoke) produces small, segmented white tubers with a crunchy texture and mild artichoke-nutty flavor. They are a rare delicacy in French cuisine.

Phelps County, Nebraska is in USDA Zone 6a. The average last spring frost is May 2 and the first fall frost is October 6, giving you a growing season of approximately 157 days.

At an elevation of 983 feet, Phelps County receives approximately 24.9 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Crosne to ensure they mature before fall.

Phelps County, NE (Zone 6a) Moderate season
157 days
Last Spring Frost May 2
157 growing days
First Fall Frost October 6

Phelps County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Crosne Planting Timeline — Phelps County, NE

Crosne Planting Calendar

Activity When Date Range
Direct Sow April 18 Apr 18 – May 9
Harvest September 19 Sep 19 – Oct 31
Fall Sowing July 28 Jul 28 – Aug 11

Plant 0.5" deep · 6" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February
March
April Direct Sow
May Direct Sow
June
July Fall Sowing
August Fall Sowing
September Harvest
October Harvest
November
December

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

150–200 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

157 days in Phelps County

Growing Tips for Phelps County

Plant tubers 3 inches deep in spring. Mark the location well as plants die back. Harvest in late fall after frost. Leave some tubers in ground for next year. Very labor-intensive to harvest.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Crosne in Phelps County, NE?

Phelps County is in Zone 6a with an average last frost of May 2. Plan your Crosne planting based on this frost date — see the calendar above for exact timing.

What planting zone is Phelps County, NE?

Phelps County, Nebraska is in USDA Hardiness Zone 6a. The average last spring frost is May 2 and first fall frost is October 6.

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Your Phelps County Garden Planner — Free

A 22-page printable planner built for Phelps County (Zone 6a). 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 Phelps County, NE. Local conditions may vary. Last updated: June 2026.

Sources & credits

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