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When to Plant Blackberries in Burnet County, TX

Blackberries are vigorous bramble fruits that produce sweet-tart berries on thorny or thornless canes. They are prolific producers and relatively low-maintenance once established.

Burnet County, Texas is in USDA Zone 8a. The average last spring frost is March 6 and the first fall frost is November 20, giving you a growing season of approximately 259 days.

At an elevation of 1,090 feet, Burnet County receives approximately 60.6 inches of rainfall annually with predominantly clay soil. Summer highs average 93Β°F, providing good warmth for Blackberries during the growing season. Clay soil retains moisture well for Blackberries, but amend with compost to improve drainage and prevent root rot. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Blackberries root diseases.

Burnet County, TX (Zone 8a) Long season
259 days
Last Spring Frost March 6
259 growing days
First Fall Frost November 20

Burnet County Soil Profile

Soil Type

Clay

Soil pH

6.8-7.6

Drainage

Well Drained

Monthly Watering Guide for Blackberries

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

Month Blackberries Needs Rainfall You Supplement Action
Jan β€” 1.4" 0" ❄️ Dormant
Feb β€” 1.8" 0" ❄️ Dormant
Mar 4.3" 3.2" 1.1" πŸ’§ Light watering
Apr 4.3" 6.8" 0" βœ… Rainfall sufficient
May 4.3" 9.3" 0" βœ… Rainfall sufficient
Jun 4.3" 10.2" 0" βœ… Rainfall sufficient
Jul 4.3" 6.9" 0" βœ… Rainfall sufficient
Aug 4.3" 7.5" 0" βœ… Rainfall sufficient
Sep 4.3" 6.3" 0" βœ… Rainfall sufficient
Oct 4.3" 3.6" 0.7" πŸ’§ Light watering
Nov 4.3" 2.1" 2.2" 🚿 Regular watering
Dec β€” 1.4" 0" ❄️ Dormant

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

Blackberries Planting Timeline β€” Burnet County, TX

Blackberries Planting Calendar

Activity When Date Range
Transplant Outdoors March 27 Mar 27 – Apr 10

Β· 24" apart Β· Rows 72" apart

Month-by-Month Timeline

MonthActivities
January β€”
February β€”
March Transplant Outdoors
April Transplant Outdoors
May β€”
June β€”
July β€”
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

365–730 days

πŸ§ͺ Soil pH

Needs 5.5–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 8a

πŸ“† Growing Season

259 days in Burnet County

Growing Tips for Burnet County

Plant bare-root canes in spring. Provide a sturdy trellis system. Prune out spent fruiting canes after harvest. New canes fruit in their second year (floricanes).

Companion Planting

Good Companions

Avoid Planting Near

  • Tomatoes
  • Peppers

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Blackberries in Burnet County, TX?

Burnet County is in Zone 8a with an average last frost of March 6. Plan your Blackberries planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Burnet County, TX?

Burnet County, Texas is in USDA Hardiness Zone 8a. The average last spring frost is March 6 and first fall frost is November 20.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Burnet County gardeners in Zone 8a 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 Burnet County, TX. Local conditions may vary. Last updated: April 2026.