One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant canna in Krum should be estimated by using the USDA zone info.

Planting Calendar for Canna

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

You really shouldn't plant canna until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant canna in Krum 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 really do well. If you are starting your canna indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Krum is an average the actual date of last frost is different every year. Half of the time in Krum last frost occurs after March 15 so make sure that you are prepared to protect your canna if you have a surprise late frost.

USDA Zone Info for Krum

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 Krum

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