One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant nierembergia in Palestine should be determined by using the USDA zone info.

Planting Calendar for Nierembergia

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

Since nierembergia do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant nierembergia in Palestine is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant nierembergia and expect a good harvest is probably August. If you wait any later than that and your nierembergia may not have a chance to fully mature. You can get started a little bit earlier by starting your nierembergia indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Palestine is an average and the actual date of last frost will vary from year to year. Since half of the time in Palestine you get a frost after March 15 be ready to cover your nierembergia 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.