🌽 Can I Plant Corn in Austin, TX?

2026 planting guide for Zone 8b · Last frost ~February 24 · Growing season ~278 days

⏳ WAIT — Frost risk this week — lows near 0°F, wait 5–7 days

Corn is frost-sensitive and needs nights above 55°F. Forecast lows of ~0°F pose a real risk of frost damage. Wait until after your last frost date.

Planting window: Aug 13 – Aug 27
Wait until after the last frost date before planting directly outdoors.
Live result based on current forecast for Austin, TX · Updates every 6 hours
USDA Zone
8b
Last Spring Frost
~February 24
First Fall Frost
November 28
Growing Season
~278 days
Ideal Temp for Corn
65–95°F
Frost Risk
⚠️ Sensitive

Growing Corn in Austin

Austin's Zone 8b climate is excellent for ambitious gardeners. With roughly 275 frost-free days, you can grow two full vegetable seasons and experiment with subtropical crops. The limestone-heavy soil benefits from amendment, but the long growing season more than compensates — tomatoes, peppers, and sweet potatoes all thrive here.

In Austin (last frost around February 24), aim to direct sow or transplant corn outside around March — approximately 2 weeks after your last expected frost.

Corn thrives between 65°F and 95°F. It is frost-sensitive, meaning a single freeze at 32°F will damage or kill it — always wait until frost danger has fully passed. Expect 60–100 days from transplant to first harvest. Needs warm soil. Plant in blocks.

Frequently Asked Questions

When can I plant corn in Austin, TX?

In Austin (last frost around February 24), aim to direct sow or transplant corn outside around March — approximately 2 weeks after your last expected frost.

What is the USDA hardiness zone for Austin?

Austin, TX is in USDA Plant Hardiness Zone 8b. The last expected spring frost is around February 24, and the first fall frost arrives around November 28. This zone classification helps you understand which perennials survive winter and when annual vegetables can safely go outdoors.

Is it safe to plant corn outside in Austin right now?

That depends on the current weather forecast. Corn needs temperatures above 55°F (ideally 65–95°F) to thrive. CanIPlant checks your real 7-day forecast and any active frost alerts to give you a live YES, NO, or WAIT answer — just enter your ZIP code.

Can I grow corn in Austin 2026?

Yes — Corn grows well in Austin, TX. With a Zone 8b climate and a growing season of ~278 days, Austin is well-suited for warm-season crops like corn. Just wait until after the last frost (around February 24) before moving plants outside.

Grow Corn in Other Cities

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