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When to Plant Ornamental Grasses in Hermosa Beach, CA

One of the first steps you take when you are estimating 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 chance to plant ornamental grasses in Hermosa Beach should be determined by looking at the USDA zone info.


Planting Calendar for Ornamental Grasses

Frost tolerance for ornamental grasses: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Ornamental Grasses do ok in moderate cold which tells us that you can get them planted just a bit earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant ornamental grasses
Possibly ok, but a risky time to plant ornamental grasses
Probably not a good time to plant ornamental grasses

The earliest that you can plant ornamental grasses in Hermosa Beach is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant ornamental grasses and expect a good harvest is probably September. If you wait any later than that and your ornamental grasses may not have a chance to really do well. You can get started a few weeks earlier by starting your ornamental grasses indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Hermosa Beach. In the coldest months of winter you should expect an average low temperature of 35°F.

Since the USDA zone info for Hermosa Beach is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Hermosa Beach you get a frost after January 31 be ready to cover your ornamental grasses if you have a surprise late frost.

USDA Zone Info for Hermosa Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low35°F
Highest Expected Low40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Hermosa Beach

You may be interested in your other planting guides for Hermosa Beach.