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When to Plant Celtuce in Cumberland County, NJ

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.

Cumberland County, New Jersey is in USDA Zone 7a. The average last spring frost is March 28 and the first fall frost is November 12, giving you a growing season of approximately 229 days.

At an elevation of 425 feet, Cumberland County receives approximately 42 inches of rainfall annually with predominantly silt loam soil. Summer highs average 94Β°F, providing good warmth for Celtuce during the growing season.

Cumberland County, NJ (Zone 7a) Long season
229 days
Last Spring Frost March 28
229 growing days
First Fall Frost November 12

Cumberland County Soil Profile

Soil Type

Silt Loam

Soil pH

5.2-6.8

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 β€” 3.4" 0" ❄️ Dormant
Feb β€” 2.8" 0" ❄️ Dormant
Mar 4.3" 3.5" 0.8" πŸ’§ Light watering
Apr 4.3" 3.4" 0.9" πŸ’§ Light watering
May 4.3" 4.4" 0" βœ… Rainfall sufficient
Jun 4.3" 3.8" 0.5" πŸ’§ Light watering
Jul 4.3" 4.1" 0.2" πŸ’§ Light watering
Aug 4.3" 3.9" 0.4" πŸ’§ Light watering
Sep 4.3" 3.3" 1" πŸ’§ Light watering
Oct 4.3" 3.6" 0.7" πŸ’§ Light watering
Nov 4.3" 3.1" 1.2" πŸ’§ Light watering
Dec β€” 2.9" 0" ❄️ Dormant

Water needs are for active growing months only (Mar–Nov in Cumberland County). Supplement amounts are based on average rainfall β€” actual needs vary with temperature, soil, and mulching.

Celtuce Planting Timeline β€” Cumberland County, NJ

Celtuce Planting Calendar

Activity When Date Range
Start Indoors February 21 Feb 21 – Mar 7
Transplant Outdoors March 28 Mar 28 – Apr 11
Direct Sow March 14 Mar 14 – Apr 4
Harvest May 30 May 30 – Jul 11
Fall Sowing September 3 Sep 3 – Sep 17

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

Month-by-Month Timeline

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

Growing Conditions

β˜€οΈ Sun

Full Sun (6-8+ hours)

πŸ’§ Water

Moderate β€” regular watering

πŸ“… Days to Maturity

60–90 days

πŸ§ͺ Soil pH

Needs 6–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 7a

πŸ“† Growing Season

229 days in Cumberland County

Growing Tips for Cumberland 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 Cumberland County, NJ?

Cumberland County is in Zone 7a with an average last frost of March 28. Plan your Celtuce planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Cumberland County, NJ?

Cumberland County, New Jersey is in USDA Hardiness Zone 7a. The average last spring frost is March 28 and first fall frost is November 12.

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Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Cumberland County gardeners in Zone 7a 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 Cumberland County, NJ. Local conditions may vary. Last updated: April 2026.