One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Azusa it's possible to figure out when you can plant sweet peas.

Planting Calendar for Sweet Peas

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

Sweet Peas do ok in very little cold which means that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant sweet peas in Azusa 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 sweet peas and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sweet peas may not have a chance to fully mature. You can get started a few weeks earlier by starting your sweet peas indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Azusa. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for Azusa is just an average the actual date of last frost is different every year. Since half of the time in Azusa there is a last frost after January 31 be ready to cover your sweet peas in the event of a surprise late frost.

USDA Zone Info for Azusa

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 Azusa

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