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

You should be able to determine when it's a good idea to plant canna by checking out the USDA zone info for Ennis.

Planting Calendar for Canna

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

Since canna are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant canna in Ennis 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 canna and expect a good harvest is probably August. If you wait any later than that and your canna may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your canna indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Ennis. You can expect an average low temperature of 10°F in the coldest months of winter.

Keep in mind that USDA zone info for Ennis is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Ennis it frosts late in the year after March 15 be ready to cover your canna if you have one of those late frosts.

USDA Zone Info for Ennis

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Ennis

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