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.

In Palestine you can determine when it's a good idea to plant erysimum by referring to the USDA zone info.

Planting Calendar for Erysimum

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

Erysimum can survive in moderate cold which tells us that you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant erysimum in Palestine 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 fully mature. You can get started a few weeks earlier by starting your erysimum indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Palestine. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Palestine is an average the actual date of last frost will vary from year to year. Half of the time in Palestine last frost occurs after March 15 so just be sure to be ready to cover your erysimum in the event of one of those late frosts.

USDA Zone Info for Palestine

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Palestine

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