When to Plant Pampas Grass in Western Springs, IL

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant pampas grass in Western Springs should be estimated by using the USDA zone info.


Planting Calendar for Pampas Grass

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

It's a bad idea to plant pampas grass until after the last frost when the weather gets warmer because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant pampas grass
Possibly ok, but a risky time to plant pampas grass
Probably not a good time to plant pampas grass

The earliest that you can plant pampas grass in Western Springs 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. Any later than that and your pampas grass may not have a chance to really do well. You can get started a few weeks earlier by starting your pampas grass indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Western Springs. You can expect an average low temperature of -15°F in the coldest months of winter.

Remember that USDA zone info for Western Springs is just an average and the actual date of last frost changes from year to year. Half of the time in Western Springs you get a frost after April 15 so always be ready to cover your pampas grass in the event of a surprise late frost.

USDA Zone Info for Western Springs

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 Western Springs

You may be interested in your other planting guides for Western Springs.