The USDA Zone info is a great tool for gardeners to help us determine 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.

The best time to plant cleome in Del Rio can be figured out by referring to the USDA zone info.

Planting Calendar for Cleome

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

Cleome require warm weather which means that it's important to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant cleome in Del Rio 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 cleome and expect a good harvest is probably September. You probably don't want to wait any later than that or else your cleome may not have a chance to fully mature. Starting your cleome indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Del Rio. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Del Rio is an average the actual date of last frost is different every year. Since half of the time in Del Rio it frosts late in the year after February 15 be ready to protect your cleome if you have one of those late frosts.

USDA Zone Info for Del Rio

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Del Rio

You may be interested in your other planting guides for Del Rio.