One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The first chance to plant pampas grass in Perris should be figured out by referring to the USDA zone info.

Planting Calendar for Pampas Grass

Frost tolerance for pampas grass:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You really shouldn't plant pampas grass until after all chance of frost has passed because they do not do well in cold weather.

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

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Perris. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Perris may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Perris there is a last frost after February 15 be ready to protect your pampas grass in the event of one of those late frosts.

USDA Zone Info for Perris

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Perris

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