The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Vacaville can be looked at to determine when it's possible to plant hamelia.

Planting Calendar for Hamelia

Frost tolerance for hamelia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant hamelia until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant hamelia in Vacaville 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. You probably don't want to wait any later than that or else your hamelia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your hamelia indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Vacaville. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Vacaville may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Vacaville you get a frost after February 15 so make sure that you are prepared to protect your hamelia if you have a surprise late frost.

USDA Zone Info for Vacaville

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 Vacaville

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