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When to Plant Bitter Melon in Houston County, TX

Houston County, Texas Zone 8b June

Top priorities for Houston County, Texas gardeners in June

If you only do a handful of things in the garden this June, make it these. They're sequenced around your zone's frost timing.

Avg. last frost March 2
Avg. first frost November 23
Soil temp (4") 81°F
Watering Low
Pest pressure High
Daylight 14 hrs
  1. Harvest bitter melon as they ripen

    Morning harvests are best — cooler temperatures mean crisper produce and longer fridge life.

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Bitter melon is a tropical vine producing warty, bitter fruits used in Asian and Indian cuisine. The intense bitterness is prized for its culinary and health properties.

Houston County, Texas is in USDA Zone 8b. The average last spring frost is March 2 and the first fall frost is November 23, giving you a growing season of approximately 266 days.

At an elevation of 379 feet, Houston County receives approximately 59.2 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 94°F, providing good warmth for Bitter Melon during the growing season. Sandy soil warms quickly in spring — great for early planting — but Bitter Melon will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Bitter Melon root diseases.

Houston County, TX (Zone 8b) Long season
266 days
Last Spring Frost March 2
266 growing days
First Fall Frost November 23
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Houston County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.8-6.7

Drainage

Well Drained

Bitter Melon Planting Risk Windows

Early Start (70% safe) ✓ Fits season (151 days to spare)
Start indoors: Dec 30 Transplant: Mar 3 🍅 Harvest: May 5 – Jun 16
Recommended (50%) ✓ Fits season (147 days to spare)
Start indoors: Jan 12 Transplant: Mar 16 🍅 Harvest: May 18 – Jun 29
Safe Start (90%) ✓ Fits season (141 days to spare)
Start indoors: Feb 5 Transplant: Apr 9 🍅 Harvest: Jun 11 – Jul 23

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 Houston County

How your county's soil matches Bitter Melon's growing requirements.

Soil pH

Your soil pH (5.8–6.7) overlaps with Bitter Melon's range (6.0–7.0), though not a perfect match.

Soil Texture

Sandy soil in Houston County warms quickly in spring but drains fast. Bitter Melon will need more frequent watering and regular compost additions to retain nutrients.

Organic Matter

Organic matter is low (1.8%). Add 2-3 inches of compost before planting Bitter Melon.

How to Plant Bitter Melon

1"
Planting Depth
30"
Between Plants
42"
Between Rows

Succession Planting Bitter Melon

5
successive plantings in your 266-day season

Sow every 6.9 weeks. Last sowing by Aug 25 to harvest before frost.

Bitter Melon Water Budget

Plant needs
1.0″/week
Rainfall provides
0.9″/week
You supply
0.1″/week
Watering frequency Only during dry spells
Season total 185 gal / 100 sq ft
Drought risk

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

Monthly Watering Guide for Bitter Melon

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

Month Bitter Melon Needs Rainfall You Supplement Action
Jan 1.7" 0" ❄️ Dormant
Feb 1.8" 0" ❄️ Dormant
Mar 4.3" 4.2" 0.1" 💧 Light watering
Apr 4.3" 5.9" 0" ✅ Rainfall sufficient
May 4.3" 9.7" 0" ✅ Rainfall sufficient
Jun 4.3" 8.2" 0" ✅ Rainfall sufficient
Jul 4.3" 8.2" 0" ✅ Rainfall sufficient
Aug 4.3" 5.9" 0" ✅ Rainfall sufficient
Sep 4.3" 5.6" 0" ✅ Rainfall sufficient
Oct 4.3" 4.3" 0" ✅ Rainfall sufficient
Nov 4.3" 2.1" 2.2" 🚿 Regular watering
Dec 1.7" 0" ❄️ Dormant

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

Bitter Melon 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.

Bitter Melon needs ~1,538 GDD — county provides 5,453 GDD Excellent fit

Bitter Melon Planting Timeline — Houston County, TX

Bitter Melon Planting Calendar

Activity When Date Range
Start Indoors January 12 Jan 12 – Jan 26
Transplant Outdoors March 16 Mar 16 – Mar 30
Direct Sow March 9 Mar 9 – Mar 30
Harvest May 18 May 18 – Jun 29

Plant 1" deep · 30" apart · Rows 42" apart

Month-by-Month Timeline

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

☀️ Sun

Full Sun (6-8+ hours)

💧 Water

1"/week · Only during dry spells

📅 Days to Maturity

60–90 days

🧪 Soil pH

Needs 6–7 · Your soil: acceptable

🗺️ USDA Zone

Zone 8b

📆 Growing Season

266 days in Houston County

Growing Tips for Bitter Melon in Houston County

Direct sow Bitter Melon outdoors after March 02 in Houston County when soil has warmed and frost danger has passed.

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

Common pests for Bitter Melon in this region include squash vine borer and cucumber beetles. Use row covers early in the season and inspect plants weekly.

General growing tips

Start seeds indoors 4 weeks before last frost. Provide a trellis for climbing. Harvest fruits while still green and firm. Reduce bitterness by salting sliced fruit before cooking.

Companion Planting

Good Companions

Avoid Planting Near

  • Potatoes

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Bitter Melon in Houston County, TX?

Houston County is in Zone 8b with an average last frost of March 2. Plan your Bitter Melon planting based on this frost date — see the calendar above for exact timing.

What planting zone is Houston County, TX?

Houston County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is March 2 and first fall frost is November 23.

🌱

Your Houston County Garden Planner — Free

A 22-page printable planner built for Houston 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 Houston County, TX. 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.