Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's possible to plant portulaca is to refer to the USDA zone info for Coraopolis.

Planting Calendar for Portulaca

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

You can not plant portulaca until after the last frost has passed because they do not do well in cold weather.

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

Last Frost Date

On average all chance of frost has passed is on April 15 in Coraopolis. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Coraopolis may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Coraopolis last frost occurs after April 15 be ready to cover your portulaca in the event of one of those late frosts.

USDA Zone Info for Coraopolis

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Coraopolis

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