Blog

When to plant Cauliflower in Rawlins County, KS

Plant Cauliflower in Rawlins County after May 1; the prime window is April 17–May 8. A second sowing from August 1 to August 15 extends the harvest into fall.

When to Plant Cauliflower in Rawlins County, KS

Cauliflower

Cauliflower is a cool-season brassica that produces dense white, purple, or green heads called curds. It is more finicky than broccoli but rewards with a mild, nutty flavor.

Rawlins County, Kansas is in USDA Zone 6a. The average last spring frost is May 1 and the first fall frost is October 10, giving you a growing season of approximately 162 days.

At an elevation of 795 feet, Rawlins County receives approximately 34.1 inches of rainfall annually with predominantly loam soil. Summer highs average 87°F, providing good warmth for Cauliflower during the growing season.

Rawlins County, KS (Zone 6a) Moderate season
162 days
Last Spring Frost May 1
162 growing days
First Fall Frost October 10

Rawlins County Soil Profile

Soil Type

Loam

Soil pH

6.7-7.8

Drainage

Well Drained

How Much Cauliflower to Grow

1-2 lbs
Average yield per plant
3
Plants per person
6 sq ft
Space per person

For a family of 4, plant approximately 12 cauliflower plants in about 24 sq ft. In Rawlins County's 162-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Monthly Watering Guide for Cauliflower

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

Month Cauliflower Needs Rainfall You Supplement Action
Jan 2.6" 0" ❄️ Dormant
Feb 2.2" 0" ❄️ Dormant
Mar 2.6" 0" ❄️ Dormant
Apr 3.5" 0" ❄️ Dormant
May 4.3" 4.3" 0" ✅ Rainfall sufficient
Jun 4.3" 2" 2.3" 🚿 Regular watering
Jul 4.3" 3.1" 1.2" 💧 Light watering
Aug 4.3" 4" 0.3" 💧 Light watering
Sep 4.3" 2.6" 1.7" 💧 Light watering
Oct 4.3" 3.1" 1.2" 💧 Light watering
Nov 2.1" 0" ❄️ Dormant
Dec 2" 0" ❄️ Dormant

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

Cauliflower Planting Timeline — Rawlins County, KS

Cauliflower Planting Calendar

Activity When Date Range
Start Indoors March 27 Mar 27 – Apr 10
Transplant Outdoors May 1 May 1 – May 15
Direct Sow April 17 Apr 17 – May 8
Harvest June 26 Jun 26 – Aug 28
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 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

High — keep soil consistently moist

📅 Days to Maturity

55–100 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6a

📆 Growing Season

162 days in Rawlins County

Growing Tips for Rawlins County

Start seeds indoors 6 weeks before transplanting. Blanch white varieties by tying outer leaves over the head. Provide consistent moisture and avoid temperature extremes.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Strawberries

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Cauliflower in Rawlins County, KS?

Rawlins County is in Zone 6a with an average last frost of May 1. Plan your Cauliflower planting based on this frost date — see the calendar above for exact timing.

What planting zone is Rawlins County, KS?

Rawlins County, Kansas is in USDA Hardiness Zone 6a. The average last spring frost is May 1 and first fall frost is October 10.

When should I plant Cauliflower in Rawlins County, KS?

In Rawlins County, KS, plant Cauliflower after the last frost (around May 1) and before the first frost (around October 10). Best results when soil holds above 50°F.

What growing zone is Rawlins County, KS for Cauliflower?

Rawlins County sits in USDA Zone 6a. Cauliflower grows reliably in zones 2a through 10b, so it's a good fit here.

Can Cauliflower grow in Rawlins County's climate?

Yes — Cauliflower grows well in Rawlins County's temperate climate. Rawlins County averages a 162-day frost-free season, with last frost around May 1 and first frost around October 10.

🌱

Your Rawlins County Garden Planner — Free

A 22-page printable planner built for Rawlins 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.

Instant PDF download. No spam, unsubscribe any time.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for Rawlins County, KS. Local conditions may vary. Last updated: June 2026.

Sources & credits

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