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

In Leonia you can estimate when it's the best time to plant ornamental grasses by using the USDA zone info.

Planting Calendar for Ornamental Grasses

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

Since ornamental grasses are barely cold tolerant you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant ornamental grasses in Leonia 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 ornamental grasses and expect a good harvest is probably August. If you wait any later than that and your ornamental grasses may not have a chance to really do well. You can get started a few weeks earlier by starting your ornamental grasses indoors.

Last Frost Date

The average date of last frost is April 15 in Leonia. You should expect an average low temperature of 0°F in the coldest months of winter.

It's important to remember that USDA zone info for Leonia is not always accurate and the actual date of last frost changes from year to year. Half of the time in Leonia last frost occurs after April 15 so make sure that you are prepared to cover your ornamental grasses in the event of one of those late frosts.

USDA Zone Info for Leonia

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 Leonia

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