The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's possible to plant nolana in Del Rio by looking at the USDA zone info.

Planting Calendar for Nolana

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

It's a bad idea to plant nolana until after the last frost because they require warm weather.

The earliest that you can plant nolana 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 nolana and expect a good harvest is probably September. You probably don't want to wait any later than that or else your nolana may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your nolana indoors.

Last Frost Date

The average date of last frost is February 15 in Del Rio. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Del Rio is just an average the actual date of last frost changes from year to year. Since half of the time in Del Rio you get surprised by a frost after February 15 be ready to protect your nolana in the event of 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.