The USDA Zone info is a great tool for gardeners to help us figure out 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 Mcallen you can estimate when you can plant cuphea by looking at the USDA zone info.

Planting Calendar for Cuphea

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

Since cuphea require warm weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant cuphea in Mcallen is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant cuphea and expect a good harvest is probably September. Any later than that and your cuphea may not have a chance to fully mature. If you are starting your cuphea indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Mcallen. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Mcallen is just an average the actual date of last frost is different every year. Half of the time in Mcallen you get surprised by a frost after February 15 so make sure that you are prepared to cover your cuphea in the event of one of those late frosts.

USDA Zone Info for Mcallen

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Mcallen

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