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.

The earliest that you can plant crossandra in Sylvania can be determined by referring to the USDA zone info.

Planting Calendar for Crossandra

Frost tolerance for crossandra:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since crossandra require warm weather you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant crossandra in Sylvania 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 couple of weeks earlier by starting your crossandra indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Sylvania. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Sylvania is an average and the actual date of last frost is different every year. Since half of the time in Sylvania you get a frost after April 15 be ready to cover your crossandra if you have one of those late frosts.

USDA Zone Info for Sylvania

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Sylvania

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