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When to Plant Kale in Hamilton County, NE

Kale

Kale is an exceptionally hardy, nutrient-dense green available in curly, lacinato, and Russian varieties. It tolerates heavy frost and often tastes sweeter after cold exposure.

Hamilton County, Nebraska is in USDA Zone 5b. The average last spring frost is April 25 and the first fall frost is October 10, giving you a growing season of approximately 168 days.

At an elevation of 861 feet, Hamilton County receives approximately 33.8 inches of rainfall annually with predominantly loam soil. Summer highs average 85°F, providing good warmth for Kale during the growing season.

Hamilton County, NE (Zone 5b) Moderate season
168 days
Last Spring Frost April 25
168 growing days
First Fall Frost October 10

Hamilton County Soil Profile

Soil Type

Loam

Soil pH

6.0-7.0

Drainage

Well Drained

Kale Planting Timeline — Hamilton County, NE

Kale Planting Calendar

Activity When Date Range
Start Indoors March 21 Mar 21 – Apr 4
Transplant Outdoors April 25 Apr 25 – May 9
Direct Sow April 11 Apr 11 – May 2
Harvest June 20 Jun 20 – Aug 15
Fall Sowing August 1 Aug 1 – Aug 15

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7.5 · Your soil: N/A

🗺️ USDA Zone

Zone 5b

📆 Growing Season

168 days in Hamilton County

Growing Tips for Hamilton County

Direct sow or transplant in early spring or late summer. Harvest outer leaves first to keep plants productive. Kale overwinters in many climates and can provide greens all year.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries
  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Kale Seeds
Life Cycle Biennial
Pollination Cross-Pollinated (insects)
How to Collect Allow 2nd year flower stalks to dry. Harvest pods when tan.
Storage Store airtight; viable 5 years at 35°F, under 50% humidity.

Isolate 1/2 mile from other brassicas (broccoli, cabbage, etc.) — they all cross.

Frequently Asked Questions

When should I plant Kale in Hamilton County, NE?

Hamilton County is in Zone 5b with an average last frost of April 25. Plan your Kale planting based on this frost date — see the calendar above for exact timing.

What planting zone is Hamilton County, NE?

Hamilton County, Nebraska is in USDA Hardiness Zone 5b. The average last spring frost is April 25 and first fall frost is October 10.

🌱

Your Hamilton County Garden Planner — Free

A 22-page printable planner built for Hamilton County (Zone 5b). 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 Hamilton County, NE. 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.