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

You should be able to determine when you can plant angel's trumpets by looking at the USDA zone info for El Cerrito.

Planting Calendar for Angel's Trumpets

Frost tolerance for angel's trumpets:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since angel's trumpets do ok in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant angel's trumpets in El Cerrito 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 angel's trumpets and expect a good harvest is probably September. Any later than that and your angel's trumpets may not have a chance to fully mature. You can get started a few weeks earlier by starting your angel's trumpets indoors.

Last Frost Date

In El Cerrito the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Remember that USDA zone info for El Cerrito is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in El Cerrito you get surprised by a frost after January 31 be ready to protect your angel's trumpets in the event of a surprise late frost.

USDA Zone Info for El Cerrito

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 El Cerrito

You may be interested in your other planting guides for El Cerrito.