Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Delano you can estimate when you can plant trailing portulaca by referring to the USDA zone info.

Planting Calendar for Trailing Portulaca

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

Since trailing portulaca require warm weather you must wait until after the last frost before you can plant them.

The earliest that you can plant trailing portulaca in Delano is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant trailing portulaca and expect a good harvest is probably August. If you wait any later than that and your trailing portulaca may not have a chance to fully mature. Starting your trailing portulaca indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Delano the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Delano is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Delano there is a last frost after May 15 so make sure that you are ready to protect your trailing portulaca in the event of a late frost.

USDA Zone Info for Delano

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

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

Plants to Grow in Delano

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