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When to plant Green Beans in Brown County, KS

Plant Green Beans in Brown County from April 30 to May 21 in spring. Brown County sits in USDA Zone 6a, with last frost around April 23 and first frost on October 11.

When to Plant Green Beans in Brown County, KS

Green Beans

Green beans are a warm-season staple available as bush or pole types. Bush beans produce a concentrated harvest while pole beans provide a longer picking season.

Brown County, Kansas is in USDA Zone 6a. The average last spring frost is April 23 and the first fall frost is October 11, giving you a growing season of approximately 171 days.

At an elevation of 485 feet, Brown County receives approximately 29.4 inches of rainfall annually with predominantly loam soil. Summer highs average 84°F, so choose short-season varieties of Green Beans to ensure they mature before fall.

Brown County, KS (Zone 6a) Moderate season
171 days
Last Spring Frost April 23
171 growing days
First Fall Frost October 11

Brown County Soil Profile

Soil Type

Loam

Soil pH

6.3-7.8

Drainage

Well Drained

Monthly Watering Guide for Green Beans

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

Month Green Beans Needs Rainfall You Supplement Action
Jan 0.7" 0" ❄️ Dormant
Feb 1" 0" ❄️ Dormant
Mar 1.6" 0" ❄️ Dormant
Apr 4.3" 2.7" 1.6" 💧 Light watering
May 4.3" 4.7" 0" ✅ Rainfall sufficient
Jun 4.3" 5.2" 0" ✅ Rainfall sufficient
Jul 4.3" 3.9" 0.4" 💧 Light watering
Aug 4.3" 3.3" 1" 💧 Light watering
Sep 4.3" 2.7" 1.6" 💧 Light watering
Oct 4.3" 1.8" 2.5" 🚿 Regular watering
Nov 1.1" 0" ❄️ Dormant
Dec 0.8" 0" ❄️ Dormant

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

Green Beans Planting Timeline — Brown County, KS

Green Beans Planting Calendar

Activity When Date Range
Direct Sow April 30 Apr 30 – May 21
Harvest June 25 Jun 25 – Aug 20

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

50–65 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

171 days in Brown County

Growing Tips for Brown County

Direct sow after last frost when soil is warm. Provide sturdy supports for pole varieties. Pick beans regularly when young and tender to encourage continued production.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic
  • Fennel

Check more plant combinations with our Companion Planting Checker →

🌾 Save Your Own Green Beans Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Allow pods to dry fully on vine until they rattle.
Storage Store airtight; viable 4 years at 35°F, under 45% humidity.

Avoid harvesting during damp weather. Isolate 25 ft between varieties.

Frequently Asked Questions

When should I plant Green Beans in Brown County, KS?

Brown County is in Zone 6a with an average last frost of April 23. Plan your Green Beans planting based on this frost date — see the calendar above for exact timing.

What planting zone is Brown County, KS?

Brown County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is April 23 and first fall frost is October 11.

When should I plant Green Beans in Brown County, KS?

In Brown County, KS, plant Green Beans after the last frost (around April 23) and before the first frost (around October 11). Best results when soil holds above 50°F.

What growing zone is Brown County, KS for Green Beans?

Brown County sits in USDA Zone 6a. Green Beans grows reliably in zones 3a through 11b, so it's a good fit here.

Can Green Beans grow in Brown County's climate?

Yes — Green Beans grows well in Brown County's temperate climate. Brown County averages a 171-day frost-free season, with last frost around April 23 and first frost around October 11.

🌱

Your Brown County Garden Planner — Free

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

Sources & credits

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