The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of figuring out when you can plant canna is to examine the USDA zone info for Crowley.

Planting Calendar for Canna

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

You can not plant canna until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant canna in Crowley is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant canna and expect a good harvest is probably September. You probably don't want to wait any later than that or else your canna may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your canna indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Crowley. In the coldest months of winter you can expect an average low temperature of 20°F.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Crowley and it will vary from year to year. Half of the time in Crowley there is a last frost after February 15 so make sure that you are ready to cover your canna if you have a surprise late frost.

USDA Zone Info for Crowley

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Crowley

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