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When to Plant Potatoes in Waller County, TX

Potatoes are a versatile staple crop that produces tubers underground. They come in hundreds of varieties with varying colors, textures, and maturity dates.

Waller County, Texas is in USDA Zone 8b. The average last spring frost is February 19 and the first fall frost is December 4, giving you a growing season of approximately 288 days.

At an elevation of 376 feet, Waller County receives approximately 64.1 inches of rainfall annually with predominantly sandy loam soil. Summer highs average 95Β°F, so Potatoes may need afternoon shade and extra watering during peak heat. Sandy soil warms quickly in spring β€” great for early planting β€” but Potatoes will need more frequent watering and organic matter to retain nutrients. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Potatoes root diseases.

Waller County, TX (Zone 8b) Year-round
288 days
Last Spring Frost February 19
288 growing days
First Fall Frost December 4

Waller County Soil Profile

Soil Type

Sandy Loam

Soil pH

5.6-6.2

Drainage

Well Drained

How Much Potatoes to Grow

3-5 lbs
Average yield per plant
5
Plants per person
10 sq ft
Space per person

For a family of 4, plant approximately 20 potatoes plants in about 40 sq ft. In Waller County's 288-day season, you'll have plenty of time for a full harvest. Plan your garden layout →

Monthly Watering Guide for Potatoes

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

Month Potatoes Needs Rainfall You Supplement Action
Jan β€” 1.7" 0" ❄️ Dormant
Feb 4.3" 2.4" 1.9" πŸ’§ Light watering
Mar 4.3" 4.6" 0" βœ… Rainfall sufficient
Apr 4.3" 7.3" 0" βœ… Rainfall sufficient
May 4.3" 8.9" 0" βœ… Rainfall sufficient
Jun 4.3" 9.1" 0" βœ… Rainfall sufficient
Jul 4.3" 7.9" 0" βœ… Rainfall sufficient
Aug 4.3" 7" 0" βœ… Rainfall sufficient
Sep 4.3" 6.9" 0" βœ… Rainfall sufficient
Oct 4.3" 4.3" 0" βœ… Rainfall sufficient
Nov 4.3" 2.2" 2.1" πŸ’§ Light watering
Dec 4.3" 1.7" 2.6" 🚿 Regular watering

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

Potatoes Planting Timeline β€” Waller County, TX

Potatoes Planting Calendar

Activity When Date Range
Start Indoors January 1 Jan 1 – Jan 15
Transplant Outdoors March 5 Mar 5 – Mar 19
Direct Sow February 26 Feb 26 – Mar 19
Harvest May 14 May 14 – Jul 23

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

Month-by-Month Timeline

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

70–120 days

πŸ§ͺ Soil pH

Needs 5–6.5 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8b

πŸ“† Growing Season

288 days in Waller County

Growing Tips for Waller County

Plant seed potatoes (not grocery store potatoes) 4 inches deep in spring. Hill soil around stems as plants grow to prevent greening. Stop watering when plants die back.

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Cucumber
  • Squash Summer

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Potatoes in Waller County, TX?

Waller County is in Zone 8b with an average last frost of February 19. Plan your Potatoes planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Waller County, TX?

Waller County, Texas is in USDA Hardiness Zone 8b. The average last spring frost is February 19 and first fall frost is December 4.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Waller County gardeners in Zone 8b organize planting dates, track what's growing, and never miss a planting window.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

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