When to Plant Yam in Goliad County, TX
True yams are tropical tubers distinct from sweet potatoes, producing large starchy roots that can weigh several pounds. They are a staple food in tropical regions worldwide.
Goliad County, Texas is in USDA Zone 9b. The average last spring frost is February 24 and the first fall frost is December 4, giving you a growing season of approximately 283 days.
At an elevation of 3,928 feet, Goliad County receives approximately 62.6 inches of rainfall annually with predominantly loam soil. Summer highs average 95°F, so Yam may need afternoon shade and extra watering during peak heat. Ample rainfall means less supplemental watering, but ensure good drainage to prevent Yam root diseases.
Goliad County Soil Profile
Soil Type
Loam
Soil pH
6.0-7.0
Drainage
Well Drained
Yam Planting Timeline — Goliad County, TX
Yam Planting Calendar
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | January 13 | Jan 13 – Jan 27 |
| Transplant Outdoors | March 3 | Mar 3 – Mar 17 |
| Direct Sow | February 24 | Feb 24 – Mar 17 |
| Harvest | September 1 | Sep 1 – Dec 29 |
Plant 0.5" deep · 6" apart · Rows 12" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | Start Indoors |
| February | Direct Sow |
| March | Transplant Outdoors Direct Sow |
| April | — |
| May | — |
| June | — |
| July | — |
| August | — |
| September | Harvest |
| October | Harvest |
| November | Harvest |
| December | Harvest |
Growing Conditions
☀️ Sun
Full Sun (6-8+ hours)
💧 Water
Moderate — regular watering
📅 Days to Maturity
180–330 days
🧪 Soil pH
Needs 5.5–6.5 · Your soil: N/A
🗺️ USDA Zone
Zone 9b
📆 Growing Season
283 days in Goliad County
Growing Tips for Goliad County
Plant tuber pieces in mounds of loose, rich soil. Provide sturdy trellising for climbing vines. Yams require a long, warm growing season of 8-11 months. Harvest when vines die back.
Companion Planting
Good Companions
Check more plant combinations with our Companion Planting Checker →
Yam in Other Locations
Frequently Asked Questions
When should I plant Yam in Goliad County, TX?
Goliad County is in Zone 9b with an average last frost of February 24. Plan your Yam planting based on this frost date — see the calendar above for exact timing.
What planting zone is Goliad County, TX?
Goliad County, Texas is in USDA Hardiness Zone 9b. The average last spring frost is February 24 and first fall frost is December 4.
Your Goliad County Garden Planner — Free
A 22-page printable planner built for Goliad County (Zone 9b). Planting dates, a month-by-month schedule, harvest log, seed inventory, and succession charts — all dialed in for your exact growing season.