When to Plant Pampas Grass in Vandalia, IL

One of the first steps you take when you are making a decision about your gardening schedule is find your 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 opportunity to plant pampas grass in Vandalia should be determined by checking out the USDA zone info.

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Planting Calendar for Pampas Grass

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

Pampas Grass are not cold tolerant which means that it's important to wait until it warms up after the last frost has passed before you can plant them.

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 Vandalia 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 couple of weeks earlier by starting your pampas grass indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Vandalia. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Vandalia and it is different every year. Half of the time in Vandalia last frost occurs after April 15 so be sure to be ready to protect your pampas grass if you have one of those late frosts.

USDA Zone Info for Vandalia

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°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 -5°F.

Plants to Grow in Vandalia

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