When to Plant Pennisetum in Pittsburg, CA

Before planting it is a good idea to find your USDA Zone info to figure out 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.

By checking out the USDA zone info for Pittsburg it's a good idea to estimate when it's possible to plant pennisetum.


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 do well in some cold which means that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant pennisetum in Pittsburg 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

On average the last frost has passed is on February 15 in Pittsburg. It might get as low as 25°F during the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Pittsburg and it will vary from year to year. Half of the time in Pittsburg you get a frost after February 15 so be sure to be ready to protect your pennisetum if you have one of those late frosts.

USDA Zone Info for Pittsburg

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Pittsburg

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