When to Plant Pampas Grass in Seaside, OR

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Seaside you can figure out when to plant pampas grass by reviewing 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.

You should not plant pampas grass until after all chance of 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 Seaside is March. However, you really should wait until April 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 September. You probably don't want to wait any later than that or else 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 all chance of frost has passed is on February 15 in Seaside. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Seaside is an average and the actual date of last frost will vary from year to year. Since half of the time in Seaside there is a last frost after February 15 be ready to protect your pampas grass if you have a late frost.

USDA Zone Info for Seaside

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low20°F
Highest Expected Low25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Seaside

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