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.

By checking out the USDA zone info for Burkburnett you will be able to determine when to plant cardinal flower.

Planting Calendar for Cardinal Flower

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

Since cardinal flower are not cold tolerant you really should wait until after the last frost before you can plant them.

The earliest that you can plant cardinal flower in Burkburnett 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 cardinal flower and expect a good harvest is probably August. If you wait any later than that and your cardinal flower may not have a chance to really do well. You can get started a little bit earlier by starting your cardinal flower indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Burkburnett. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Burkburnett is just an average the actual date of last frost is different every year. Half of the time in Burkburnett you get surprised by a frost after April 15 so make sure that you are prepared to cover your cardinal flower if you have a late frost.

USDA Zone Info for Burkburnett

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Burkburnett

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