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 York you can estimate when it's a good idea to plant crossandra by looking at the USDA zone info.

Planting Calendar for Crossandra

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

You can not plant crossandra until after the last frost because they are not cold tolerant.

The earliest that you can plant crossandra in York 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 grow to maturity. You can get started a few weeks earlier by starting your crossandra indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in York. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for York 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 York last frost occurs after April 15 be ready to protect your crossandra if you have one of those late frosts.

USDA Zone Info for York

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 York

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