When to Plant Angelonia in Pasadena, CA

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when to plant angelonia by checking out the USDA zone info for Pasadena.


Planting Calendar for Angelonia

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

Angelonia are one of those plants that can tolerate a tiny bit of cold weather which means that you can get them planted just a bit earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant angelonia
Possibly ok, but a risky time to plant angelonia
Probably not a good time to plant angelonia

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

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Pasadena. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for Pasadena is an average the actual date of last frost will vary from year to year. Half of the time in Pasadena you get a frost after January 31 so just be sure to be ready to protect your angelonia in the event of one of those late frosts.

USDA Zone Info for Pasadena

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 Low30°F
Highest Expected Low35°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 Pasadena

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