The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant coral bells in Lawton can be estimated by checking out the USDA zone info.

Planting Calendar for Coral Bells

Frost tolerance for coral bells:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Coral Bells do well in moderate cold which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant coral bells in Lawton is February. However, you really should wait until March if you don't want to take any chances.

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

Last Frost Date

The average date of last frost is April 15 in Lawton. It might get as low as 5°F during the coldest months of winter.

Remember that USDA zone info for Lawton is not always accurate and the actual date of last frost is different every year. Half of the time in Lawton there is a last frost after April 15 so make sure that you are ready to protect your coral bells in the event of a surprise late frost.

USDA Zone Info for Lawton

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 Lawton

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