One of the first steps you take when you are estimating 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.

It's possible to determine when it's the best time to plant pennisetum by looking at the USDA zone info for Seal Beach.

Planting Calendar for Pennisetum

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

Pennisetum are barely cold tolerant which tells us that you can get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant pennisetum in Seal 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 pennisetum and expect a good harvest is probably September. Any later than that and your pennisetum may not have a chance to grow to maturity. You can get started a little bit earlier by starting your pennisetum indoors.

Last Frost Date

The average date of last frost is January 31 in Seal Beach. In the coldest months of winter you can expect an average low temperature of 35°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Seal Beach and it changes from year to year. Since half of the time in Seal Beach it frosts late in the year after January 31 be ready to protect your pennisetum if you have a surprise late frost.

USDA Zone Info for Seal 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 Low	35°F
Highest Expected Low	40°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 Seal Beach

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