The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to estimate when you can plant crossandra by referring to the USDA zone info for Peoria Heights.

Planting Calendar for Crossandra

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

Since crossandra are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant crossandra in Peoria Heights 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 crossandra and expect a good harvest is probably August. Any later than that and your crossandra may not have a chance to really do well. Starting your crossandra indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Peoria Heights. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Peoria Heights is not always accurate the actual date of last frost is different every year. Half of the time in Peoria Heights it frosts late in the year after April 15 so be sure to be ready to protect your crossandra in the event of a surprise late frost.

USDA Zone Info for Peoria Heights

Here is the info for USDA Zone 5b.

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

Plants to Grow in Peoria Heights

You may be interested in your other planting guides for Peoria Heights.