One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's a good idea to plant iberis in Mcalester by checking out the USDA zone info.

Planting Calendar for Iberis

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

You can plant iberis just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant iberis in Mcalester 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 iberis and expect a good harvest is probably September. If you wait any later than that and your iberis may not have a chance to grow to maturity. Starting your iberis indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Mcalester. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Mcalester is an average the actual date of last frost is different every year. Since half of the time in Mcalester you get surprised by a frost after April 15 be ready to protect your iberis if you have a late frost.

USDA Zone Info for Mcalester

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 Mcalester

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