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When to Plant Chinese Cabbage in Upshur County, TX

Upshur County, Texas Zone 8b May

Your May planting checklist for Upshur County, Texas

Your Upshur County, Texas garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost March 9
Avg. first frost November 17
Soil temp (4") 72°F
Watering Low
Pest pressure High
Daylight 13.7 hrs
  1. Collect chinese cabbage at their peak

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

Coming up in June — start thinking about
  • First harvests: chinese cabbage

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Chinese cabbage (Napa cabbage) forms elongated, barrel-shaped heads with tender, mild-flavored leaves. It is a staple in Asian cooking, particularly for kimchi.

Upshur County, Texas is in USDA Zone 8b. The average last spring frost is March 9 and the first fall frost is November 17, giving you a growing season of approximately 253 days.

At an elevation of 51 feet, Upshur County receives approximately 74 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 95°F, so Chinese Cabbage may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring — great for early planting — but Chinese Cabbage will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Chinese Cabbage root diseases.

Upshur County, TX (Zone 8b) Long season
253 days
Last Spring Frost March 9
253 growing days
First Fall Frost November 17

Upshur County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.6-6.4

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (174 days to spare)
Start indoors: Jan 24 Transplant: Feb 28 🍅 Harvest: Apr 25 – May 23
Recommended (50%) ✓ Fits season (169 days to spare)
Start indoors: Feb 2 Transplant: Mar 9 🍅 Harvest: May 4 – Jun 1
Safe Start (90%) ✓ Fits season (163 days to spare)
Start indoors: Feb 22 Transplant: Mar 29 🍅 Harvest: May 24 – Jun 21

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Soil Compatibility in Upshur County

How your county's soil matches Chinese Cabbage's growing requirements.

Soil pH

Your soil pH (5.6–6.4) overlaps with Chinese Cabbage's range (6.0–7.5), though not a perfect match.

Soil Texture

Sandy soil in Upshur County warms quickly in spring but drains fast. Chinese Cabbage will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is low (1.9%). Add 2-3 inches of compost before planting Chinese Cabbage.

How to Plant Chinese Cabbage

1"
Planting Depth
15"
Between Plants
24"
Between Rows

Fall planting: Sow 10 weeks before your first frost date for a fall harvest.

Succession Planting Chinese Cabbage

6
successive plantings in your 253-day season

Sow every 5.7 weeks. Last sowing by Sep 08 to harvest before frost.

For a dedicated fall crop, sow by Sep 08.

Plant Water Budget

Plant needs
1.5″/week
Rainfall provides
1.2″/week
You supply
0.3″/week
Watering frequency 1-2 times/week
Season total 734 gal / 100 sq ft
Drought risk

Water stress score is 6/10 — consider drought-tolerant varieties and mulching

Monthly Watering Guide for Chinese Cabbage

Chinese Cabbage needs approximately 1.5 inches of water per week (6.5" per month). Here's how your county's rainfall compares month by month.

Month Chinese Cabbage Needs Rainfall You Supplement Action
Jan 2.1" 0" ❄️ Dormant
Feb 2.8" 0" ❄️ Dormant
Mar 6.5" 5.3" 1.2" 💧 Light watering
Apr 6.5" 7.9" 0" ✅ Rainfall sufficient
May 6.5" 10.3" 0" ✅ Rainfall sufficient
Jun 6.5" 10.4" 0" ✅ Rainfall sufficient
Jul 6.5" 11.1" 0" ✅ Rainfall sufficient
Aug 6.5" 8.5" 0" ✅ Rainfall sufficient
Sep 6.5" 6.3" 0.2" 💧 Light watering
Oct 6.5" 5" 1.5" 💧 Light watering
Nov 6.5" 2.4" 4.1" 🚿 Regular watering
Dec 1.9" 0" ❄️ Dormant

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

Chinese Cabbage Heat Requirements (GDD)

What are Growing Degree Days (GDD)?

Growing Degree Days measure the total warmth your plants receive during the growing season. Think of it as a "heat bank" — every day above 50°F deposits warmth that helps your plants grow.

Each plant needs a certain amount of accumulated heat to mature. If your county provides more GDD than the plant needs, it's a great fit. If it's close, you may want to choose faster-maturing varieties or start seeds indoors to get a head start.

Chinese Cabbage needs ~1,275 GDD — county provides 5,376 GDD Excellent fit

Chinese Cabbage Planting Timeline — Upshur County, TX

Chinese Cabbage Planting Calendar

Activity When Date Range
Start Indoors February 2 Feb 2 – Feb 16
Transplant Outdoors March 9 Mar 9 – Mar 23
Direct Sow February 23 Feb 23 – Mar 16
Harvest May 4 May 4 – Jun 1
Fall Sowing September 8 Sep 8 – Sep 22

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

Month-by-Month Timeline

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

Growing Conditions

☀️ Sun

Partial Shade (3-6 hours)

💧 Water

1.5"/week · 1-2 times/week

📅 Days to Maturity

50–70 days

🧪 Soil pH

Needs 6–7.5 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

253 days in Upshur County

Growing Tips for Chinese Cabbage in Upshur County

Direct sow Chinese Cabbage outdoors after March 09 in Upshur County when soil has warmed and frost danger has passed.

Sandy soil in Upshur County dries quickly — mulch Chinese Cabbage with 2-3 inches of straw and water deeply 2-3 times per week rather than lightly every day.

Common pests for Chinese Cabbage in this region include cabbage worm and flea beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

Best grown as a fall crop to avoid bolting. Start seeds indoors or direct sow in late summer. Keep soil consistently moist and provide shade in warm weather.

Companion Planting

Good Companions

Avoid Planting Near

  • Strawberries
  • Tomatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Chinese Cabbage in Upshur County, TX?

Upshur County is in Zone 8b with an average last frost of March 9. Plan your Chinese Cabbage planting based on this frost date — see the calendar above for exact timing.

What planting zone is Upshur County, TX?

Upshur County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 9 and first fall frost is November 17.

🌱

Your Upshur County Garden Planner — Free

A 24-page printable planner built for Upshur County (Zone 8b). 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 Upshur County, TX. Local conditions may vary. Last updated: May 2026.

Sources & credits

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