The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Shepherdsville you can determine when you can plant alternaria by reviewing the USDA zone info.

Planting Calendar for Alternaria

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

Since alternaria do not do well in cold weather you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant alternaria in Shepherdsville 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 grow to maturity. 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

The average date of last frost is April 15 in Shepherdsville. In the coldest months of winter you can expect an average low temperature of -5°F.

Since the USDA zone info for Shepherdsville is not always accurate the actual date of last frost changes from year to year. Since half of the time in Shepherdsville there is a last frost after April 15 be ready to cover your alternaria in the event of a surprise late frost.

USDA Zone Info for Shepherdsville

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 Shepherdsville

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