Laredo, Texas planting calendar and frost dates
Laredo is in USDA hardiness zone 9b. The last spring frost typically comes around January 25 and the first fall frost around December 17, giving about 329 frost-free days a year.
- Hardiness zone
- Zone 9b
- Typical last frost
- January 25
- Typical first frost
- December 17
- Frost-free season
- 329 days
Frost dates in Laredo
Last spring frost
- December 25Risky: frost later than this in 9 years out of 10
- January 25Typical: a later frost in half of years
- February 25Safe: a later frost only 1 year in 10
First fall frost
- November 23Risky: frost earlier than this 1 year in 10
- December 17Typical: an earlier frost in half of years
- New yearLate: in about 1 year in 10, the first frost waits until after December 31
The growing season between the typical last and first frosts is about 329 days. Frost here means a low of 32°F at the weather station. A hard freeze (28°F), which damages most hardy crops too, typically ends around January 8 and returns around December 30.
NOAA U.S. Climate Normals 1991-2020 for Laredo 2, 4.3 miles N of the city center. Low-lying and rural spots often frost later in spring and earlier in fall than airports and city centers.
What to plant each month in Laredo
January
Start indoors: cantaloupes, cosmos, cucumbers, okra, pumpkins, ranunculus, watermelons, winter squash, zucchini
Plant or sow outdoors: asparagus, avocados, beets, black-eyed susans, blackberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garden mums, gladioli, grapes, green onions, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, onions, oregano, parsley, petunias, potatoes, radishes, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, swiss chard, thyme, turnips
February
Start indoors: zinnias
Plant or sow outdoors: avocados, basil, cantaloupes, celery, chives, cilantro, cosmos, cucumbers, dahlias, dill, eggplants, garden mums, ginger, gladioli, grapes, green beans, green onions, lavenders, lettuce, lilies, marigolds, mints, nasturtiums, okra, oregano, parsley, peanuts, peppers, petunias, pumpkins, ranunculus, rosemary, sage, spinach, sunflowers, sweet corn, sweet potatoes, swiss chard, thyme, tomatoes, watermelons, winter squash, zucchini
March
Plant or sow outdoors: bermudagrass, celery, centipedegrass, cosmos, okra, peanuts, st. augustinegrass, sweet potatoes, zinnias, zoysiagrass
April
Plant or sow outdoors: bermudagrass, centipedegrass, st. augustinegrass, zinnias, zoysiagrass
August
September
Plant for fall: bearded irises, brussels sprouts, carrots, collard greens, cucumbers, green beans, lettuce, peas, peppers, potatoes, snapdragons, sweet corn, swiss chard, tomatoes, zucchini
October
Start indoors: onions
Plant for fall: azaleas, bearded irises, beets, broccoli, cabbages, carrots, cauliflower, clematis, collard greens, coneflowers, cucumbers, daylilies, green beans, hostas, hydrangeas, kale, lettuce, peas, radishes, roses, saffron, snapdragons, spinach, swiss chard, turnips, zucchini
November
Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, chives, collard greens, eggplants, ginger, kale, leeks, lettuce, marigolds, onions, oregano, parsley, peppers, petunias, ranunculus, rosemary, sage, snapdragons
Plant for fall: azaleas, bearded irises, cabbages, cauliflower, clematis, coneflowers, crocuses, daffodils, daylilies, grass seed, hostas, hyacinths, hydrangeas, kale, kentucky bluegrass, lilies, ornamental alliums, peonies, perennial ryegrass, radishes, roses, saffron, spinach, tall fescue, tulips
December
Start indoors: basil, black-eyed susans, cabbages, cantaloupes, cauliflower, celery, chives, cilantro, collard greens, eggplants, ginger, lettuce, marigolds, nasturtiums, peppers, ranunculus, sage, snapdragons, spinach, swiss chard, tomatoes, watermelons
Plant or sow outdoors: asparagus, beets, black-eyed susans, blackberries, blueberries, broccoli, cauliflower, chives, cilantro, collard greens, figs, garlic, gladioli, grapes, grass seed, green onions, hollyhocks, kale, kentucky bluegrass, leeks, onions, peas, poppies, radishes, ranunculus, raspberries, rhubarb, roses, spinach, strawberries, sweet peas, swiss chard, tall fescue, turnips, wildflowers
Plant for fall: crocuses, daffodils, garlic, hyacinths, lilies, ornamental alliums, peonies, tulips
Frost dates and zones by ZIP code in Laredo
All 5 of Laredo's main ZIP codes take their frost dates from Laredo 2, so the dates on this page apply across the city. Every one of them is in zone 9b.
Planting dates for popular crops in Laredo
| Plant | Start indoors | Plant or sow outdoors | Fall planting |
|---|---|---|---|
| Tomatoes | Dec 7 to 21 | Feb 1 to 15 | Sep 3 to 10 |
| Strawberries | — | Dec 14 to 28 | — |
| Lettuce | Nov 30 to Dec 14 | Jan 18 to Feb 1 | Sep 17 to Oct 22 |
| Cilantro | Dec 14 to 28 | Jan 25 to Feb 1 | — |
| Basil | Dec 14 to 28 | Feb 1 to 8 | — |
| Potatoes | — | Jan 4 to 11 | Aug 27 to Sep 3 |
| Garlic | — | Dec 14 to 28 | Dec 17 to 31 |
| Onions | Oct 5 to Nov 16 | Dec 28 to Jan 11 | — |
| Cucumbers | Jan 4 to 18 | Feb 1 to 15 | Sep 17 to Oct 1 |
| Pumpkins | Jan 11 to 25 | Feb 8 to 22 | — |
| Peppers | Nov 16 to Dec 14 | Feb 1 to 15 | Aug 27 to Sep 24 |
| Carrots | — | Jan 4 to 25 | Sep 24 to Oct 15 |
| Sweet Potatoes | — | Feb 25 to Mar 4 | — |
| Watermelons | Dec 28 to Jan 11 | Feb 1 to 15 | — |
| Sweet Corn | — | Jan 25 to Feb 8 | Sep 10 to 24 |
| Green Beans | — | Feb 1 to 15 | Sep 24 to Oct 1 |
| Zucchini | Jan 4 to 18 | Feb 1 to 15 | Sep 24 to Oct 8 |
| Broccoli | Nov 9 to 30 | Dec 28 to Jan 11 | Oct 1 to 29 |
| Peas | — | Dec 14 to 28 | Sep 24 to Oct 8 |
| Spinach | Dec 14 to 21 | Jan 18 to Feb 1 | Oct 8 to Nov 12 |
| Sunflowers | — | Jan 25 to Feb 15 | — |
| Zinnias | Feb 18 to 25 | Mar 18 to Apr 1 | — |
| Tulips | — | — | Nov 5 to Dec 31 |
| Daffodils | — | — | Nov 5 to Dec 17 |
| Grass Seed | — | Dec 14 to 28 | Nov 5 to 19 |
Nearby cities
- Mission, TX zone 10a
- Edinburg, TX zone 10a
- McAllen, TX zone 10a
- Pharr, TX zone 10a
- Corpus Christi, TX zone 10a, last frost Jan 28
- San Antonio, TX zone 8b, last frost Feb 26
Planting in TexasAbout zone 9bPrintable calendar for Laredo
Questions
When is the last frost in Laredo?
Around January 25 in a typical year, based on NOAA's 1991-2020 records for Laredo 2. There is still a 1 in 10 chance of frost after February 25.
What planting zone is Laredo in?
USDA hardiness zone 9b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.
When should I plant tomatoes in Laredo?
Start seeds indoors December 7 to 21 and set plants out February 1 to 15; the safest date to plant out is after February 25.
When is the first frost in Laredo?
Around December 17 in a typical year, and before November 23 about 1 year in 10.