One of the first steps you take when you are estimating your gardening schedule is find your 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 looking at the USDA zone info for Webster it's possible to determine when to plant portulaca.

Planting Calendar for Portulaca

Frost tolerance for portulaca:	Not tolerant of frost.
When to plant:	After the last frost.

You can not plant portulaca until after all chance of frost has passed because they require warm weather.

The earliest that you can plant portulaca in Webster 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 portulaca and expect a good harvest is probably September. You probably don't want to wait any later than that or else your portulaca may not have a chance to really do well. You can get started a few weeks earlier by starting your portulaca indoors.

Last Frost Date

In Webster the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Webster and it changes from year to year. Half of the time in Webster you get surprised by a frost after February 15 so be sure to be ready to cover your portulaca if you have a late frost.

USDA Zone Info for Webster

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Webster

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