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When to Plant Mulberries in Cameron County, TX

Mulberries are fast-growing, long-lived trees that produce abundant sweet-tart berries over an extended harvest period. The berries resemble elongated blackberries.

Cameron County, Texas is in USDA Zone 9b. The average last spring frost is February 4 and the first fall frost is December 22, giving you a growing season of approximately 321 days.

At an elevation of 4,025 feet, Cameron County receives approximately 58.6 inches of rainfall annually with predominantly loam soil. Summer highs average 103Β°F, so Mulberries may need afternoon shade and extra watering during peak heat. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Mulberries root diseases.

Cameron County, TX (Zone 9b) Year-round
321 days
Last Spring Frost February 4
321 growing days
First Fall Frost December 22

Cameron County Soil Profile

Soil Type

Loam

Soil pH

6.7-7.8

Drainage

Well Drained

Monthly Watering Guide for Mulberries

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

Month Mulberries Needs Rainfall You Supplement Action
Jan β€” 1.6" 0" ❄️ Dormant
Feb 4.3" 2.2" 2.1" πŸ’§ Light watering
Mar 4.3" 3.1" 1.2" πŸ’§ Light watering
Apr 4.3" 6.1" 0" βœ… Rainfall sufficient
May 4.3" 9.2" 0" βœ… Rainfall sufficient
Jun 4.3" 9.1" 0" βœ… Rainfall sufficient
Jul 4.3" 7.5" 0" βœ… Rainfall sufficient
Aug 4.3" 6.9" 0" βœ… Rainfall sufficient
Sep 4.3" 5.6" 0" βœ… Rainfall sufficient
Oct 4.3" 3.8" 0.5" πŸ’§ Light watering
Nov 4.3" 2.1" 2.2" 🚿 Regular watering
Dec 4.3" 1.4" 2.9" 🚿 Regular watering

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

Mulberries Planting Timeline β€” Cameron County, TX

Mulberries Planting Calendar

Activity When Date Range
Transplant Outdoors February 18 Feb 18 – Mar 4

Β· 120" apart Β· Rows 144" apart

Month-by-Month Timeline

MonthActivities
January β€”
February Transplant Outdoors
March Transplant Outdoors
April β€”
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

730–1825 days

πŸ§ͺ Soil pH

Needs 5.5–7 Β· Your soil: N/A

πŸ—ΊοΈ USDA Zone

Zone 9b

πŸ“† Growing Season

321 days in Cameron County

Growing Tips for Cameron County

Plant away from driveways and patios as fallen berries stain. Minimal pruning is needed. Harvest by shaking branches over a tarp. Birds love mulberries so plant extra.

Companion Planting

Good Companions

Check more plant combinations with our Companion Planting Checker →

Frequently Asked Questions

When should I plant Mulberries in Cameron County, TX?

Cameron County is in Zone 9b with an average last frost of February 4. Plan your Mulberries planting based on this frost date β€” see the calendar above for exact timing.

What planting zone is Cameron County, TX?

Cameron County, Texas is in USDA Hardiness Zone 9b. The average last spring frost is February 4 and first fall frost is December 22.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner β€” designed to help Cameron County gardeners in Zone 9b 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 Cameron County, TX. Local conditions may vary. Last updated: April 2026.