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When to Plant Horseradish in Chase County, NE

Horseradish is a vigorous perennial grown for its pungent, spicy roots used as a condiment. Once established, it can be difficult to eradicate, so choose its location carefully.

Chase County, Nebraska is in USDA Zone 5a. The average last spring frost is May 3 and the first fall frost is October 7, giving you a growing season of approximately 157 days.

At an elevation of 733 feet, Chase County receives approximately 29.4 inches of rainfall annually with predominantly loam soil. Summer highs average 86ยฐF, providing good warmth for Horseradish during the growing season.

Chase County, NE (Zone 5a) Moderate season
157 days
Last Spring Frost May 3
157 growing days
First Fall Frost October 7

Chase County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.7

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✗ May not fit
Transplant: May 11 🍅 Harvest: Sep 14 – Oct 26
Recommended (50%) ✗ May not fit
Transplant: May 17 🍅 Harvest: Sep 20 – Nov 1
Safe Start (90%) ✗ May not fit
Transplant: May 27 🍅 Harvest: Sep 30 – Nov 11

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.8″/week
You supply
0.3″/week
Watering frequency Only during dry spells
Season total 358 gal / 100 sq ft
Drought risk

Water stress score is 8/10 โ€” consider drought-tolerant varieties and mulching

Horseradish needs ~2,175 GDD — county provides 2,276 GDD Good fit

Horseradish Planting Timeline โ€” Chase County, NE

Horseradish Planting Calendar

Activity When Date Range
Transplant Outdoors May 17 May 17 โ€“ May 31
Harvest September 20 Sep 20 โ€“ Nov 1

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April โ€”
May Transplant Outdoors
June โ€”
July โ€”
August โ€”
September Harvest
October Harvest
November Harvest
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

120โ€“180 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 5a

Growing Season

157 days

Growing Tips for Chase County

Plant root cuttings at a 45-degree angle in early spring. Harvest roots in late fall for strongest flavor. Contain the plant with barriers or grow in large containers.

Companion Planting

Good Companions

Level Up Your Garden

Frequently Asked Questions

When should I plant Horseradish in Chase County, NE?

Chase County is in Zone 5a with an average last frost of May 3. Plan your Horseradish planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Chase County, NE?

Chase County, Nebraska is in USDA Hardiness Zone 5a. The average last spring frost is May 3 and first fall frost is October 7.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Chase County gardeners in Zone 5a organize planting dates, track what's growing, and never miss a planting window.

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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 Chase County, NE. Local conditions may vary. Last updated: April 2026.