One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Wytheville you can determine when it's the best time to plant alternaria by using the USDA zone info.

Planting Calendar for Alternaria

Frost tolerance for alternaria:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Alternaria require warm weather which means that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant alternaria in Wytheville 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 alternaria and expect a good harvest is probably August. If you wait any later than that and your alternaria may not have a chance to really do well. If you are starting your alternaria indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Wytheville. It might get as low as -5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Wytheville is an average and the actual date of last frost will vary from year to year. Since half of the time in Wytheville you get a frost after April 15 be ready to cover your alternaria if you have a late frost.

USDA Zone Info for Wytheville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Wytheville

You may be interested in your other planting guides for Wytheville.