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.

The best time to plant pennisetum in Grover Beach should be estimated by reviewing the USDA zone info.

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 can survive in mild cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant pennisetum in Grover 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. If you wait any later than that and your pennisetum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your pennisetum indoors.

Last Frost Date

In Grover Beach the average date of last frost happens on January 31. You can expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Grover Beach is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Grover Beach you get a frost after January 31 be ready to protect your pennisetum in the event of one of those late frosts.

USDA Zone Info for Grover Beach

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Grover Beach

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