Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant violets in Donna can be estimated by reviewing the USDA zone info.

Planting Calendar for Violets

Frost tolerance for violets:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant violets just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant violets in Donna is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant violets and expect a good harvest is probably October. You probably don't want to wait any later than that or else your violets may not have a chance to fully mature. You can get started a little bit earlier by starting your violets indoors.

Last Frost Date

The average date of last frost is February 15 in Donna. You can expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Donna and it will vary from year to year. Half of the time in Donna you get surprised by a frost after February 15 so always be ready to cover your violets in the event of a late frost.

USDA Zone Info for Donna

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 Donna

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