One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when to plant crossandra is to refer to the USDA zone info for Burlington.

Planting Calendar for Crossandra

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

You can not plant crossandra until after the last frost because they do not do well in cold weather.

The earliest that you can plant crossandra in Burlington 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. If you wait 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 couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Burlington. In the coldest months of winter you should expect an average low temperature of -15°F.

It's important to remember that USDA zone info for Burlington may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Burlington it frosts late in the year after April 15 be ready to protect your crossandra in the event of one of those late frosts.

USDA Zone Info for Burlington

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 Burlington

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