One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when to plant flowering maple is to refer to the USDA zone info for The Dalles.

Planting Calendar for Flowering Maple

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

It's probably not a good idea to plant flowering maple until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant flowering maple in The Dalles 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. If you wait any later than that and your flowering maple may not have a chance to really do well. Starting your flowering maple indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in The Dalles. You can expect an average low temperature of 10°F in the coldest months of winter.

It's important to remember that USDA zone info for The Dalles is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in The Dalles last frost occurs after March 15 be ready to protect your flowering maple in the event of a surprise late frost.

USDA Zone Info for The Dalles

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in The Dalles

You may be interested in your other planting guides for The Dalles.