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

It's possible to figure out when it's a good idea to plant erysimum by checking out the USDA zone info for Lubbock.

Planting Calendar for Erysimum

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

Since erysimum do well in moderate cold you can plant them just a bit earlier in the year than other plants that might not handle the cold.

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

The last month that you can plant erysimum and expect a good harvest is probably September. Any later than that and your erysimum may not have a chance to really do well. Starting your erysimum indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Lubbock. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Lubbock is just an average the actual date of last frost will vary from year to year. Half of the time in Lubbock last frost occurs after April 15 so make sure that you are ready to cover your erysimum if you have a surprise late frost.

USDA Zone Info for Lubbock

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Lubbock

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