One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Signal Hill should be read to determine when it's a good idea to plant flowering maple.

Planting Calendar for Flowering Maple

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

It's not a good idea to plant flowering maple until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant flowering maple in Signal Hill 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 flowering maple and expect a good harvest is probably September. Any later than that and your flowering maple may not have a chance to grow to maturity. Starting your flowering maple indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Signal Hill. It might get as low as 35°F during the coldest months of winter.

Remember that USDA zone info for Signal Hill may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Signal Hill it frosts late in the year after January 31 so make sure that you are ready to protect your flowering maple in the event of a surprise late frost.

USDA Zone Info for Signal Hill

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 Signal Hill

You may be interested in your other planting guides for Signal Hill.