Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's the best time to plant crossandra by using the USDA zone info for Henderson.

Planting Calendar for Crossandra

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

Crossandra are not cold tolerant which means that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant crossandra in Henderson 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 really do well. 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 Henderson. You can expect an average low temperature of -5°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Henderson may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Henderson there is a last frost after April 15 so just be sure to be ready to cover your crossandra in the event of one of those late frosts.

USDA Zone Info for Henderson

Here is the info for USDA Zone 6b.

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

Plants to Grow in Henderson

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