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.

You will be able to determine when it's possible to plant iresene by checking out the USDA zone info for Malibu.

Planting Calendar for Iresene

Frost tolerance for iresene:	Not tolerant of frost.
When to plant:	After the last frost.

Since iresene require warm weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant iresene in Malibu 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 iresene and expect a good harvest is probably September. You probably don't want to wait any later than that or else your iresene may not have a chance to fully mature. If you are starting your iresene indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on January 31 in Malibu. You should expect an average low temperature of 35°F in the coldest months of winter.

Always keep in mind that USDA zone info for Malibu is an average and the actual date of last frost is different every year. Half of the time in Malibu you get a frost after January 31 so always be ready to cover your iresene in the event of a surprise late frost.

USDA Zone Info for Malibu

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 Malibu

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