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.

A common way of getting a good idea when it's the best time to plant nolana is to check out the USDA zone info for Irvine.

Planting Calendar for Nolana

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

Nolana are not cold tolerant which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant nolana in Irvine 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 nolana and expect a good harvest is probably September. Any later than that and your nolana may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your nolana indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Irvine is an average and the actual date of last frost is different every year. Since half of the time in Irvine it frosts late in the year after January 31 be ready to cover your nolana if you have a surprise late frost.

USDA Zone Info for Irvine

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 Irvine

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