The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant bleeding hearts in Gretna should be figured out 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.

You can plant bleeding hearts slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant bleeding hearts in Gretna is February. However, you really should wait until March 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 September. Any later than that and your bleeding hearts may not have a chance to really do well. Starting your bleeding hearts indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Gretna. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Gretna is an average and the actual date of last frost is different every year. Half of the time in Gretna you get a frost after February 15 so be sure to be ready to protect your bleeding hearts in the event of a late frost.

USDA Zone Info for Gretna

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Gretna

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