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

By looking at the USDA zone info for Keokuk you will be able to figure out when it's a good idea to plant purslane.

Planting Calendar for Purslane

Frost tolerance for purslane:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Purslane tend to make it in very little cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant purslane in Keokuk is March. However, you really should wait until April if you don't want to take any chances.

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

Last Frost Date

On average the last frost is on April 15 in Keokuk. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Keokuk may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Keokuk you get surprised by a frost after April 15 so be sure to be ready to cover your purslane in the event of a late frost.

USDA Zone Info for Keokuk

Here is the info for USDA Zone 6a.

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

Plants to Grow in Keokuk

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