North Richland Hills, Texas planting calendar and frost dates
North Richland Hills is in USDA hardiness zone 8b. The last spring frost typically comes around March 10 and the first fall frost around November 20, giving about 255 frost-free days a year.
- Hardiness zone
- Zone 8b
- Typical last frost
- March 10
- Typical first frost
- November 20
- Frost-free season
- 255 days
Frost dates in North Richland Hills
Last spring frost
- February 21Risky: frost later than this in 9 years out of 10
- March 10Typical: a later frost in half of years
- March 31Safe: a later frost only 1 year in 10
First fall frost
- November 4Risky: frost earlier than this 1 year in 10
- November 20Typical: an earlier frost in half of years
- December 8Late: frost before this in 9 years out of 10
The growing season between the typical last and first frosts is about 255 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 February 26 and returns around December 1.
NOAA U.S. Climate Normals 1991-2020 for Ft Worth Wsfo, 4.3 miles W 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 North Richland Hills
January
Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, celery, chives, cilantro, collard greens, eggplants, ginger, kale, leeks, lettuce, marigolds, nasturtiums, oregano, parsley, peppers, petunias, ranunculus, rosemary, sage, snapdragons, spinach, swiss chard, tomatoes
Plant or sow outdoors: black-eyed susans, blueberries, garlic, grapes, grass seed, hollyhocks, onions, peas, poppies, raspberries, rhubarb, strawberries, turnips, wildflowers
February
Start indoors: basil, cantaloupes, celery, cilantro, cucumbers, eggplants, marigolds, nasturtiums, peppers, pumpkins, ranunculus, spinach, swiss chard, tomatoes, watermelons, winter squash, zucchini
Plant or sow outdoors: asparagus, beets, black-eyed susans, blackberries, blueberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garlic, gladioli, grapes, grass seed, green onions, hollyhocks, kale, leeks, lettuce, onions, parsley, peas, poppies, potatoes, radishes, ranunculus, raspberries, rhubarb, roses, snapdragons, spinach, strawberries, swiss chard, turnips, wildflowers
March
Start indoors: cantaloupes, cosmos, cucumbers, okra, pumpkins, watermelons, winter squash, zucchini
Plant or sow outdoors: asparagus, basil, beets, cantaloupes, carrots, cauliflower, chives, cilantro, cucumbers, dahlias, dill, eggplants, figs, garden mums, ginger, gladioli, grapes, green beans, green onions, kentucky bluegrass, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, oregano, parsley, peppers, petunias, pumpkins, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, sweet peas, swiss chard, tall fescue, thyme, tomatoes, watermelons, winter squash, zucchini
April
Start indoors: zinnias
Plant or sow outdoors: asparagus, basil, bermudagrass, cantaloupes, celery, centipedegrass, cosmos, cucumbers, eggplants, garden mums, green beans, green onions, okra, peanuts, peppers, pumpkins, st. augustinegrass, sweet potatoes, tomatoes, watermelons, winter squash, zoysiagrass, zucchini
May
Plant or sow outdoors: bermudagrass, celery, centipedegrass, cosmos, okra, peanuts, st. augustinegrass, zinnias, zoysiagrass
July
August
Plant for fall: bearded irises, brussels sprouts, carrots, collard greens, cucumbers, green beans, lettuce, peas, peppers, potatoes, snapdragons, sweet corn, swiss chard, tomatoes, zucchini
September
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
October
Plant for fall: azaleas, bearded irises, beets, broccoli, 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, turnips
November
Start indoors: onions
Plant for fall: crocuses, daffodils, garlic, hyacinths, lilies, ornamental alliums, peonies, tulips
December
Start indoors: broccoli, cabbages, cauliflower, collard greens, kale, leeks, onions, oregano, parsley, petunias, ranunculus, rosemary, snapdragons
Plant for fall: crocuses, garlic, hyacinths, ornamental alliums, tulips
Frost dates and zones by ZIP code in North Richland Hills
All 2 of North Richland Hills's main ZIP codes take their frost dates from Ft Worth Wsfo, so the dates on this page apply across the city. Every one of them is in zone 8b.
Planting dates for popular crops in North Richland Hills
| Plant | Start indoors | Plant or sow outdoors | Fall planting |
|---|---|---|---|
| Tomatoes | Jan 29 to Feb 12 | Mar 26 to Apr 9 | Aug 7 to 14 |
| Strawberries | — | Jan 27 to Feb 10 | — |
| Lettuce | Jan 13 to 27 | Mar 3 to 17 | Aug 21 to Sep 25 |
| Cilantro | Jan 27 to Feb 10 | Mar 10 to 17 | — |
| Basil | Feb 5 to 19 | Mar 26 to Apr 2 | — |
| Potatoes | — | Feb 19 to 26 | Jul 31 to Aug 7 |
| Garlic | — | Jan 27 to Feb 10 | Nov 20 to Dec 4 |
| Onions | Nov 18 to Dec 30 | Feb 10 to 24 | — |
| Cucumbers | Feb 26 to Mar 12 | Mar 26 to Apr 9 | Aug 21 to Sep 4 |
| Pumpkins | Feb 26 to Mar 12 | Mar 26 to Apr 9 | — |
| Peppers | Jan 8 to Feb 5 | Mar 26 to Apr 9 | Jul 31 to Aug 28 |
| Carrots | — | Feb 17 to Mar 10 | Aug 28 to Sep 18 |
| Sweet Potatoes | — | Apr 19 to 26 | — |
| Watermelons | Feb 19 to Mar 5 | Mar 26 to Apr 9 | — |
| Sweet Corn | — | Mar 10 to 24 | Aug 14 to 28 |
| Green Beans | — | Mar 26 to Apr 9 | Aug 28 to Sep 4 |
| Zucchini | Feb 26 to Mar 12 | Mar 26 to Apr 9 | Aug 28 to Sep 11 |
| Broccoli | Dec 23 to Jan 13 | Feb 10 to 24 | Sep 4 to Oct 2 |
| Peas | — | Jan 27 to Feb 10 | Aug 28 to Sep 11 |
| Spinach | Jan 27 to Feb 3 | Mar 3 to 17 | Sep 11 to Oct 16 |
| Sunflowers | — | Mar 10 to 31 | — |
| Zinnias | Apr 10 to 17 | May 8 to 22 | — |
| Tulips | — | — | Oct 9 to Dec 4 |
| Daffodils | — | — | Oct 9 to Nov 20 |
| Grass Seed | — | Jan 27 to Feb 10 | Oct 9 to 23 |
Nearby cities
- Euless, TX zone 8b, last frost Mar 11
- Fort Worth, TX zone 8b, last frost Mar 11
- Grapevine, TX zone 8b, last frost Mar 8
- Arlington, TX zone 8b, last frost Mar 9
- Flower Mound, TX zone 8b, last frost Mar 8
- Irving, TX zone 8b, last frost Mar 2
Planting in TexasAbout zone 8bPrintable calendar for North Richland Hills
Questions
When is the last frost in North Richland Hills?
Around March 10 in a typical year, based on NOAA's 1991-2020 records for Ft Worth Wsfo. There is still a 1 in 10 chance of frost after March 31.
What planting zone is North Richland Hills in?
USDA hardiness zone 8b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.
When should I plant tomatoes in North Richland Hills?
Start seeds indoors January 29 to February 12 and set plants out March 26 to April 9; the safest date to plant out is after March 31.
When is the first frost in North Richland Hills?
Around November 20 in a typical year, and before November 4 about 1 year in 10.