When to Plant Pampas Grass in Sparta, WI

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Sparta you can figure out when it's possible to plant pampas grass 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.

Pampas Grass require warm weather which tells us that you have to wait until it warms up after the last frost 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 Sparta is May. However, you really should wait until June 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. 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 little bit earlier by starting your pampas grass indoors.

Last Frost Date

The average date of last frost is May 15 in Sparta. In the coldest months of winter you can expect an average low temperature of -25°F.

Keep in mind that USDA zone info for Sparta is just an average and the actual date of last frost changes from year to year. Half of the time in Sparta you get surprised by a frost after May 15 so just be sure to be ready to protect your pampas grass in the event of a late frost.

USDA Zone Info for Sparta

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-25°F
Highest Expected Low-20°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 -20°F.

Plants to Grow in Sparta

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