One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

The first chance to plant bleeding hearts in Ambler should be estimated by reviewing 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 some cold which means that you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant bleeding hearts in Ambler 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. If you wait any later than that and your bleeding hearts may not have a chance to grow to maturity. You can get started a little bit earlier by starting your bleeding hearts indoors.

Last Frost Date

On average the last frost is on April 15 in Ambler. In the coldest months of winter you should expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Ambler is not always accurate and the actual date of last frost is different every year. Since half of the time in Ambler you get a frost after April 15 be ready to cover your bleeding hearts in the event of one of those late frosts.

USDA Zone Info for Ambler

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Ambler

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