Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to figure out when to plant cuphea by using the USDA zone info for Stephenville.

Planting Calendar for Cuphea

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

You should not plant cuphea until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant cuphea in Stephenville 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 cuphea and expect a good harvest is probably August. Any later than that and your cuphea may not have a chance to fully mature. Starting your cuphea indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Stephenville. You can expect an average low temperature of 10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Stephenville is an average and the actual date of last frost changes from year to year. Half of the time in Stephenville it frosts late in the year after March 15 so make sure that you are ready to protect your cuphea in the event of one of those late frosts.

USDA Zone Info for Stephenville

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 Stephenville

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