Santa Rosa 3 WNW, TX Frost Dates & Growing Season

The two dates every Santa Rosa 3 WNW garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Jan 10
~50% chance of frost after
First fall frost
Dec 27
~50% chance of frost before
Growing season
351 days
frost-free stretch
USDA zone
≈ 9b
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Dec 13 Jan 10 Feb 24
First fall frost Feb 1 Dec 27 Dec 3
Hard freeze (28°F), median last Jan 1 · first Dec 29

Computed from NOAA 1991–2020 climate normals at the SANTA ROSA 3 WNW station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Santa Rosa 3 WNW

Computed from Santa Rosa 3 WNW's own frost dates. Click any crop for the full zone-9 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Nov 15 – Nov 29 Jan 17 – Jan 24
🫑 Peppers Nov 1 – Nov 15 Jan 24 – Jan 31
🥬 Lettuce Nov 29 – Dec 13 Dec 13 – Dec 27 Dec 13 – Jan 10
🫛 Peas Nov 29 – Dec 13
🥕 Carrots Dec 20 – Jan 10
🥦 Broccoli Nov 22 – Dec 6 Dec 20 – Jan 3
🥬 Kale Nov 29 – Dec 13 Dec 13 – Dec 27 Dec 13 – Dec 27
🥒 Cucumbers Dec 13 – Dec 20 Jan 17 – Jan 24 Jan 17 – Jan 24
🥒 Zucchini Dec 13 – Dec 20 Jan 17 – Jan 24 Jan 17 – Jan 24
🫘 Green Beans (Bush) Jan 17 – Jan 24
🌽 Sweet Corn Jan 17 – Jan 24
🌿 Basil Nov 29 – Dec 13 Jan 17 – Jan 24 Jan 24 – Jan 31
🧄 Garlic Fall: Nov 15 – Dec 13

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Santa Rosa 3 WNW's dates automatically after a lookup.

Reading the season in Santa Rosa 3 WNW

With roughly 351 frost-free days, Santa Rosa 3 WNW gardens fit long-season crops — melons, winter squash, sweet potatoes — with room left for spring and fall rounds of greens and roots. The first frost around Dec 27 is late enough that fall planting is a full second season, not an afterthought.

Frequently asked questions

When is the last frost in Santa Rosa 3 WNW, TX?

The average last spring frost in Santa Rosa 3 WNW is around Jan 10, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Santa Rosa 3 WNW, TX?

The average first fall frost in Santa Rosa 3 WNW arrives around Dec 27. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Santa Rosa 3 WNW?

About 351 frost-free days on average, from Jan 10 to Dec 27. That comfortably fits long-season crops like melons and winter squash, plus spring and fall plantings of cool-season vegetables.

What USDA zone is Santa Rosa 3 WNW in?

USDA zone 9b on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.