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

The best time to plant trailing portulaca in Auburn can be figured out by checking out 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.

You really shouldn't plant trailing portulaca until after the last frost when the weather gets warmer because they require warm weather.

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

Last Frost Date

On average the last frost is on April 15 in Auburn. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Auburn may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Auburn last frost occurs after April 15 be ready to protect your trailing portulaca in the event of one of those late frosts.

USDA Zone Info for Auburn

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Auburn

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