One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's a good idea to plant crossandra is to check out the USDA zone info for Niagara Falls.

Planting Calendar for Crossandra

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

It's not a good idea to plant crossandra until after the last frost because they are not cold tolerant.

The earliest that you can plant crossandra in Niagara Falls 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. 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 Niagara Falls. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Niagara Falls is an average and the actual date of last frost changes from year to year. Half of the time in Niagara Falls you get a frost after April 15 so make sure that you are prepared to protect your crossandra if you have a late frost.

USDA Zone Info for Niagara Falls

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 Niagara Falls

You may be interested in your other planting guides for Niagara Falls.