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.

By referring to the USDA zone info for Alhambra it's a good idea to estimate when it's a good idea to plant garden cress.

Planting Calendar for Garden cress

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

Garden cress are not cold tolerant which means that you must wait until it warms up after the last frost before you can plant them.

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

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Alhambra. You can expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that USDA zone info for Alhambra is just an average and the actual date of last frost changes from year to year. Since half of the time in Alhambra you get surprised by a frost after January 31 be ready to cover your garden cress if you have a late frost.

USDA Zone Info for Alhambra

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 Alhambra

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