The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Apple Valley it's a good idea to figure out when it's a good idea to plant alternanthera.

Planting Calendar for Alternanthera

Frost tolerance for alternanthera:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant alternanthera until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant alternanthera in Apple Valley is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant alternanthera and expect a good harvest is probably August. If you wait any later than that and your alternanthera may not have a chance to fully mature. You can get started a little bit earlier by starting your alternanthera indoors.

Last Frost Date

On average the last frost is on March 15 in Apple Valley. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Apple Valley may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Apple Valley you get a frost after March 15 so just be sure to be ready to cover your alternanthera if you have a surprise late frost.

USDA Zone Info for Apple Valley

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Apple Valley

You may be interested in your other planting guides for Apple Valley.