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

It's possible to determine when it's a good idea to plant pampas grass by reviewing the USDA zone info for Forest Park.

Planting Calendar for Pampas Grass

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

Pampas Grass do not do well in cold weather which tells us that it is important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant pampas grass in Forest Park 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 pampas grass and expect a good harvest is probably August. If you wait any later than that and your pampas grass may not have a chance to fully mature. Starting your pampas grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Forest Park the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 10°F.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Forest Park and it changes from year to year. Since half of the time in Forest Park you get a frost after March 15 be ready to cover your pampas grass in the event of a surprise late frost.

USDA Zone Info for Forest Park

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

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

Plants to Grow in Forest Park

You may be interested in your other planting guides for Forest Park.