Before planting it is a good idea to find your USDA Zone info to figure out 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.

You can figure out when it's possible to plant flowering maple in Oelwein by looking at 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.

Since flowering maple require warm 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 Oelwein 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. You probably don't want to wait any later than that or else your flowering maple may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your flowering maple indoors.

Last Frost Date

The average date of last frost is April 15 in Oelwein. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Oelwein is not always accurate the actual date of last frost will vary from year to year. Half of the time in Oelwein you get a frost after April 15 so always be ready to protect your flowering maple if you have a late frost.

USDA Zone Info for Oelwein

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

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

Plants to Grow in Oelwein

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