The USDA Zone info is a great tool for gardeners to help us determine 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.

It's possible to estimate when you can plant red cabbage by using the USDA zone info for Simi Valley.

Planting Calendar for Red cabbage

Frost tolerance for red cabbage:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Red cabbage do well in cold which means that you can plant them a quite a bit earlier than more sensitive plants.

The earliest that you can plant red cabbage in Simi Valley is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant red cabbage and expect a good harvest is probably October. Any later than that and your red cabbage may not have a chance to really do well. Starting your red cabbage indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Simi Valley. You can expect an average low temperature of 25°F in the coldest months of winter.

Remember that USDA zone info for Simi Valley may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Simi Valley it frosts late in the year after February 15 be ready to cover your red cabbage if you have a surprise late frost.

USDA Zone Info for Simi Valley

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Simi Valley

You may be interested in your other planting guides for Simi Valley.