One of the first steps you take when you are figuring out your gardening schedule is find your 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.

It's a good idea to determine when it's possible to plant flowering maple by checking out the USDA zone info for Waterloo.

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 require warm weather you have to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant flowering maple in Waterloo 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 fully mature. You can get started a little bit earlier by starting your flowering maple indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Waterloo. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Waterloo may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Waterloo you get a frost after April 15 be ready to protect your flowering maple in the event of one of those late frosts.

USDA Zone Info for Waterloo

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Waterloo

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