Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant crossandra in Ambler should 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.

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

The earliest that you can plant crossandra in Ambler 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 little bit earlier by starting your crossandra indoors.

Last Frost Date

On average the last frost is on April 15 in Ambler. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Ambler may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Ambler there is a last frost after April 15 so always be ready to cover your crossandra if you have a late frost.

USDA Zone Info for Ambler

Here is the info for USDA Zone 7a.

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

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Ambler

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