usda growing zones

The 2012 USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.

1. What are USDA Zones 9 11?
2. What growing zone are we in?
3. Where is Zone 7 in the United States?
4. How are USDA hardiness zones determined?
5. What is the difference between zone 9a and 9b?
6. What is the difference between Zone 9 and 10?
7. When can I plant in Zone 9B?
8. What does Zone 10 mean?
9. What zone is California?
10. Where is zone 10 in the US?
11. Is Zone 6 colder than zone 7?
12. What can grow in zone 7b?
13. Where is hardiness zone 8b?
14. Where is USDA Zone 6?
15. What is Zone 4 plant?
16. What can I plant in Zone 9b?
17. Can you grow avocados in zone 9a?
18. What fruit trees grow well in Zone 9b?
19. How many chill hours does Zone 9 get?
20. What plants are good for Zone 6b?
21. What growing zone is Alaska?

What are USDA Zones 9 11?

USDA zones 9 to 11 are areas with lowest temperatures at 25 to 40 degrees F. (-3-4 C.). That means a freeze is rare and daytime temperatures are warm even in winter.

What growing zone are we in?

Zone 2 the tablelands of south east Queensland, New South Wales and Victoria, and the uplands of central Tasmania.

Where is Zone 7 in the United States?

For example, in North Carolina, the mountain region is 7a while the Piedmont region is 7b. The state's coastal region has both 8a and 8b areas. There are zone 7 areas in 28 states.
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Zone 7 States.

How are USDA hardiness zones determined?

Hardiness zones are based on the average annual extreme minimum temperature during a 30-year period in the past, not the lowest temperature that has ever occurred in the past or might occur in the future.

What is the difference between zone 9a and 9b?

Plants in zone 9a will tolerate minimum temperatures of no lower than 20 to 25 degrees Fahrenheit. In 9b, the lowest temperature for flowers or plants should be 25 to 30 degrees Fahrenheit. Zone 9 occupies most of the lower states including California, Arizona, Texas, and Florida, to name a few.

What is the difference between Zone 9 and 10?

Zone 9 Temperature Range

The temperature of each zone is determined by the average minimum temperature during winter months. The hardiness zones are separated by 10°F. This means that Zone 9 is 10°F colder than Zone 10 and Zone 8 is 10°F colder than Zone 9.

When can I plant in Zone 9B?

As a general rule, most vegetables should be started indoors 6-8 weeks before your last frost date. In zone 9b, this would be around January 1st – January 18th. Or if you're directing seeding vegetables into the garden, most seeds should be sown after your last frost date.

What does Zone 10 mean?

Zone 10: 30 to 40°F

Zone 10 sees some of the hottest temperatures in the U.S., prevalent in tropical places such as Southern California and Southern Florida. Plants in this zone can handle temperatures as low as 30 to 40°F.

What zone is California?

The U.S. Department of Agriculture hardiness zones 9 and 10 include the warmer areas of the United States, particularly central and southern Florida and portions of Louisiana, southern Texas, Arizona and California. The average annual low temperature in zones 9 and 10 ...

Where is zone 10 in the US?

In the United States, most of the warmer zones (zones 9, 10, and 11) are located in the deep southern half of the country and on the southern coastal margins. Higher zones can be found in Hawaii (up to 12) and Puerto Rico (up to 13).

Is Zone 6 colder than zone 7?

For example, Zone 7 has an average low temperature of 0 to 10 degrees Fahrenheit; 7a has a low of 0 to 5 degrees, and 7b has a low of 5 to 10 degrees. Zone 6 has an average low between -10 and 0 degrees, and Zone 8 has an average low between 10 and 20 degrees Fahrenheit.

What can grow in zone 7b?

Specifically, those gardening in zone 7 can plant:

• Beans.
• Broccoli.
• Brussel sprouts.
• Tomatoes.
• Carrots.
• Onions.
• Kale.
• Cauliflower.

Where is hardiness zone 8b?

USDA Zone 8 covers most of the Pacific Northwest and a great swath of the American South, including Texas and Florida.

Where is USDA Zone 6?

It stretches south and west through Ohio, Kentucky, Kansas, and even parts of New Mexico and Arizona before turning northwest up through Utah and Nevada, ending in Washington state. If you live in zone 6, you may be scoffing at the idea of lows like this because you're used to warmer or colder temperatures.

What is Zone 4 plant?

If you are in USDA zone 4, you're probably somewhere in the interior of Alaska. This means that your area gets long, warm days during the summer with high temps in the 70's and lots of snow and average cold temps of -10 to -20 F. (-23 to -28 C.)

What can I plant in Zone 9b?

Zone 9 Planting Guide

• Beets.
• Carrots.
• Cauliflower.
• Collards.
• Cucumbers.
• Eggplant.
• Endive.
• Kale.

Can you grow avocados in zone 9a?

Avocados are not native to USDA zone 9, but yes, they will definitely grow there. There are 3 types of avocado: Mexican, Guatemalan and West Indies. Of these, Mexican varieties are the most cold hardy but not salt tolerant, and Guatemalan comes in a close second for cold tolerance and is somewhat salt tolerant.

What fruit trees grow well in Zone 9b?

Zone 9 Fruit Tree Varieties

• Owardi satsuma mandarin orange (Citrus reticulata 'Owari')
• Calamondin (Citrus mitis)
• Meyer lemon (Citrus x meyeri)
• Marumi kumquat (Citrus japonica 'Marumi')
• Trifoliate orange (Citrus trifoliata)
• Giant pummelo (Citrus pummel)
• Sweet Clementine (Citrus reticulata 'Clementine')

How many chill hours does Zone 9 get?

Chilling Hours

What plants are good for Zone 6b?

Asters, astilbe, bee balm, cannas, coneflowers, crocus, daffodils, delphiniums, glads, hibiscus, hostas, hyacinths, irises, lilies, peonies, phlox, salvia, sedum, tulips and yarrow are among the Zone 6 plants we recommend.
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- Zone.

What growing zone is Alaska?

List of 1990 Hardiness Zones for Cities in Alaska