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When to plant Celtuce in Allen County, KS

Allen County sits in USDA Zone 6b. Plant Celtuce between March 25 (after last frost on April 8) and April 15. A second sowing from August 16 to August 30 extends the harvest into fall.

When to Plant Celtuce in Allen County, KS

Celtuce (stem lettuce) is a Chinese vegetable grown for its thick, crunchy stem rather than its leaves. The peeled stem has a mild, cucumber-like flavor.

Allen County, Kansas is in USDA Zone 6b. The average last spring frost is April 8 and the first fall frost is October 25, giving you a growing season of approximately 200 days.

At an elevation of 578 feet, Allen County receives approximately 26.6 inches of rainfall annually with predominantly loam soil. Summer highs average 88°F, providing good warmth for Celtuce during the growing season.

Allen County, KS (Zone 6b) Long season
200 days
Last Spring Frost April 8
200 growing days
First Fall Frost October 25

Allen County Soil Profile

Soil Type

Loam

Soil pH

6.5-7.8

Drainage

Well Drained

Monthly Watering Guide for Celtuce

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

Month Celtuce Needs Rainfall You Supplement Action
Jan 0.7" 0" ❄️ Dormant
Feb 1" 0" ❄️ Dormant
Mar 1.5" 0" ❄️ Dormant
Apr 4.3" 2.7" 1.6" 💧 Light watering
May 4.3" 4.1" 0.2" 💧 Light watering
Jun 4.3" 4.9" 0" ✅ Rainfall sufficient
Jul 4.3" 3.6" 0.7" 💧 Light watering
Aug 4.3" 2.7" 1.6" 💧 Light watering
Sep 4.3" 2.2" 2.1" 💧 Light watering
Oct 4.3" 1.6" 2.7" 🚿 Regular watering
Nov 0.8" 0" ❄️ Dormant
Dec 0.8" 0" ❄️ Dormant

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

Celtuce Planting Timeline — Allen County, KS

Celtuce Planting Calendar

Activity When Date Range
Start Indoors March 4 Mar 4 – Mar 18
Transplant Outdoors April 8 Apr 8 – Apr 22
Direct Sow March 25 Mar 25 – Apr 15
Harvest June 10 Jun 10 – Jul 22
Fall Sowing August 16 Aug 16 – Aug 30

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: N/A

🗺️ USDA Zone

Zone 6b

📆 Growing Season

200 days in Allen County

Growing Tips for Allen County

Direct sow in spring or start indoors. Space 12 inches apart. Harvest when stems are about 1 inch in diameter. Peel the tough outer skin to reveal the tender center.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Celtuce in Allen County, KS?

Allen County is in Zone 6b with an average last frost of April 8. Plan your Celtuce planting based on this frost date — see the calendar above for exact timing.

What planting zone is Allen County, KS?

Allen County, Kansas is in USDA Hardiness Zone 6b. The average last spring frost is April 8 and first fall frost is October 25.

When should I plant Celtuce in Allen County, KS?

In Allen County, KS, plant Celtuce after the last frost (around April 8) and before the first frost (around October 25). Best results when soil holds above 50°F.

What growing zone is Allen County, KS for Celtuce?

Allen County sits in USDA Zone 6b. Celtuce grows reliably in zones 3a through 10b, so it's a good fit here.

Can Celtuce grow in Allen County's climate?

Yes — Celtuce grows well in Allen County's temperate climate. Allen County averages a 200-day frost-free season, with last frost around April 8 and first frost around October 25.

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Your Allen County Garden Planner — Free

A 22-page printable planner built for Allen County (Zone 6b). 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 Allen County, KS. Local conditions may vary. Last updated: July 2026.

Sources & credits

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