The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Newport Beach you can determine when it's the best time to plant steirodiscus by checking out the USDA zone info.

Planting Calendar for Steirodiscus

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

You can plant steirodiscus just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant steirodiscus in Newport Beach 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 steirodiscus and expect a good harvest is probably September. Any later than that and your steirodiscus may not have a chance to fully mature. If you are starting your steirodiscus indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Newport Beach the average date of last frost happens on January 31. In the coldest months of winter you should expect an average low temperature of 35°F.

Remember that USDA zone info for Newport Beach is an average and the actual date of last frost is different every year. Since half of the time in Newport Beach it frosts late in the year after January 31 be ready to protect your steirodiscus in the event of a late frost.

USDA Zone Info for Newport Beach

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 Newport Beach

You may be interested in your other planting guides for Newport Beach.