Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant flowering maple in Harwood Heights should be estimated by referring to the USDA zone info.

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 Harwood Heights 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. If you are starting your flowering maple indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Harwood Heights. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Harwood Heights is just an average the actual date of last frost is different every year. Half of the time in Harwood Heights you get a frost after April 15 so make sure that you are ready to protect your flowering maple in the event of a late frost.

USDA Zone Info for Harwood Heights

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Harwood Heights

You may be interested in your other planting guides for Harwood Heights.