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.

It's possible to estimate when it's possible to plant flowering maple by looking at the USDA zone info for Rock Springs.

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 it's important to wait until after the last frost before you can plant them.

The earliest that you can plant flowering maple in Rock Springs 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 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 April 15 in Rock Springs. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Rock Springs may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Rock Springs you get a frost after April 15 so be sure to be ready to protect your flowering maple in the event of a late frost.

USDA Zone Info for Rock Springs

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 Rock Springs

You may be interested in your other planting guides for Rock Springs.