Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's the best time to plant hamelia in Rohnert Park by reviewing the USDA zone info.

Planting Calendar for Hamelia

Frost tolerance for hamelia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Hamelia require warm weather which tells us that it is important to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant hamelia 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 hamelia and expect a good harvest is probably September. If you wait any later than that and your hamelia may not have a chance to grow to maturity. If you are starting your hamelia indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on 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 not always accurate the actual date of last frost changes from year to year. Since half of the time in Rohnert Park it frosts late in the year after February 15 be ready to cover your hamelia in the event of one of those late frosts.

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.