Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Stone Park you can estimate when you can plant bleeding hearts by checking out the USDA zone info.

Planting Calendar for Bleeding Hearts

Frost tolerance for bleeding hearts:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Bleeding Hearts are one of those plants that can tolerate a tiny bit of cold weather which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant bleeding hearts in Stone Park is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant bleeding hearts and expect a good harvest is probably August. Any later than that and your bleeding hearts may not have a chance to fully mature. If you are starting your bleeding hearts indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Stone Park. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Stone Park is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Stone Park you get a frost after April 15 be ready to cover your bleeding hearts if you have a late frost.

USDA Zone Info for Stone Park

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 Stone Park

You may be interested in your other planting guides for Stone Park.