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

In Westminster you can estimate when it's a good idea to plant crossandra by using the USDA zone info.

Planting Calendar for Crossandra

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

Crossandra do not do well in cold weather which tells us that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant crossandra in Westminster 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. You probably don't want to wait any later than that or else your crossandra may not have a chance to fully mature. You can get started a little bit earlier by starting your crossandra indoors.

Last Frost Date

The average date of last frost is April 15 in Westminster. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Westminster may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Westminster it frosts late in the year after April 15 be ready to cover your crossandra if you have one of those late frosts.

USDA Zone Info for Westminster

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Westminster

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