One of the best tools that you have as gardeners to help us figure out 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 Bothell should be used 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 all chance of frost has passed.

Since flowering maple do not do well in cold weather you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant flowering maple in Bothell is April. However, you really should wait until May 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 August. Any later than that and your flowering maple may not have a chance to really do well. You can get started a few weeks earlier by starting your flowering maple indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Bothell. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Bothell is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Bothell it frosts late in the year after March 15 so just be sure to be ready to protect your flowering maple if you have one of those late frosts.

USDA Zone Info for Bothell

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Bothell

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