When to Plant Pampas Grass in Zone 11a

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Zone 11a should be determined by reviewing 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.

You can not plant pampas grass until after the last frost has passed 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 Zone 11a is January. However, you really should wait until February 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 November. If you wait any later than that and your pampas grass may not have a chance to really do well. You can get started a little bit earlier by starting your pampas grass indoors.

Last Frost Date

In Zone 11a it never frosts. You can expect an average low temperature of 40°F in the coldest months of winter.

Remember that USDA zone info for Zone 11a is an average and the actual date of last frost changes from year to year. Since it never frosts in Zone 11a you do not have to be ready to protect your pampas grass in the event of a surprise late frost.

USDA Zone Info for Zone 11a

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low40°F
Highest Expected Low45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Zone 11a

You may be interested in your other planting guides for Zone 11a.