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.

The USDA zone info for Indianola can be read to estimate when to plant alternaria.

Planting Calendar for Alternaria

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

Alternaria require warm weather which tells us that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant alternaria in Indianola 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. Any later than that and your alternaria may not have a chance to grow to maturity. You can get started a little bit earlier by starting your alternaria indoors.

Last Frost Date

In Indianola the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Indianola is just an average the actual date of last frost is different every year. Half of the time in Indianola there is a last frost after April 15 so make sure that you are ready to protect your alternaria in the event of one of those late frosts.

USDA Zone Info for Indianola

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

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

Plants to Grow in Indianola

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