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 Berkeley should be read to determine when you can plant dipladenia.

Planting Calendar for Dipladenia

Frost tolerance for dipladenia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since dipladenia are not cold tolerant it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant dipladenia in Berkeley 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 dipladenia and expect a good harvest is probably September. If you wait any later than that and your dipladenia may not have a chance to really do well. You can get started a little bit earlier by starting your dipladenia indoors.

Last Frost Date

The average date of last frost is January 31 in Berkeley. It might get as low as 30°F during the coldest months of winter.

It's important to remember that USDA zone info for Berkeley is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Berkeley last frost occurs after January 31 be ready to protect your dipladenia in the event of a surprise late frost.

USDA Zone Info for Berkeley

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 Berkeley

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