The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 bell peppers in Rohnert Park can be determined by referring to the USDA zone info.

Planting Calendar for Bell Peppers

Frost tolerance for bell peppers:	Not tolerant of frost.
When to plant:	After the last frost.

It's a bad idea to plant bell peppers until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant bell peppers in Rohnert Park 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 bell peppers and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bell peppers may not have a chance to grow to maturity. If you are starting your bell peppers indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Rohnert Park. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Rohnert Park is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Rohnert Park you get surprised by a frost after February 15 be ready to protect your bell peppers if you have a late frost.

USDA Zone Info for Rohnert Park

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 Low	25°F
Highest Expected Low	30°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 Rohnert Park

You may be interested in your other planting guides for Rohnert Park.