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.

In Le Mars you can estimate when it's possible to 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 tend to make it in mild cold which tells us that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant bleeding hearts in Le Mars 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. You can get started a few weeks earlier by starting your bleeding hearts indoors.

Last Frost Date

The average date of last frost is April 15 in Le Mars. It might get as low as -20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Le Mars is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Le Mars it frosts late in the year after April 15 so make sure that you are ready to cover your bleeding hearts if you have one of those late frosts.

USDA Zone Info for Le Mars

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 Le Mars

You may be interested in your other planting guides for Le Mars.