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

The first opportunity to plant lemon grass in Berne can be figured out by checking out the USDA zone info.

Planting Calendar for Lemon grass

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

Lemon grass are barely cold tolerant which tells us that you can start planting them slightly earlier than plants that are more sensitive to the cold.

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

Last Frost Date

The average date of last frost is April 15 in Berne. It might get as low as -10°F during the coldest months of winter.

It's important to remember that USDA zone info for Berne is just an average and the actual date of last frost is different every year. Since half of the time in Berne you get surprised by a frost after April 15 be ready to protect your lemon grass in the event of one of those late frosts.

USDA Zone Info for Berne

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Berne

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