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

In Westminster you can determine when it's the best time to plant flowering maple by using the USDA zone info.

Planting Calendar for Flowering Maple

Frost tolerance for flowering maple:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

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

The earliest that you can plant flowering maple in Westminster 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 fully mature. You can get started a couple of weeks earlier by starting your flowering maple indoors.

Last Frost Date

On average the last frost is on January 31 in Westminster. In the coldest months of winter you can expect an average low temperature of 35°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Westminster and it is different every year. Half of the time in Westminster it frosts late in the year after January 31 so make sure that you are prepared to protect your flowering maple in the event of a late frost.

USDA Zone Info for Westminster

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 Westminster

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