One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's a good idea to plant melampodium is to consult the USDA zone info for Prosper.

Planting Calendar for Melampodium

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

You should not plant melampodium until after the last frost because they are not cold tolerant.

The earliest that you can plant melampodium in Prosper 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 melampodium and expect a good harvest is probably August. If you wait any later than that and your melampodium may not have a chance to really do well. Starting your melampodium indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Prosper. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Prosper is just an average and the actual date of last frost will vary from year to year. Since half of the time in Prosper you get surprised by a frost after March 15 be ready to protect your melampodium in the event of one of those late frosts.

USDA Zone Info for Prosper

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Prosper

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