Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when it's the best time to plant angel's trumpets by checking out the USDA zone info for Compton.

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.

Angel's Trumpets do ok in mild cold which tells us that you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant angel's trumpets in Compton 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. If you wait any later than that and your angel's trumpets may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your angel's trumpets indoors.

Last Frost Date

In Compton the average date of last frost happens on January 31. It might get as low as 35°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Compton and it will vary from year to year. Half of the time in Compton you get a frost after January 31 so make sure that you are ready to cover your angel's trumpets in the event of a late frost.

USDA Zone Info for Compton

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Compton

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