The USDA Zone info is a great tool for gardeners to help us figure out your gardening 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 lovage in Billings should be estimated by looking at the USDA zone info.

Planting Calendar for Lovage

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

Lovage tend to make it in a tiny bit of 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 lovage in Billings is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant lovage and expect a good harvest is probably August. You probably don't want to wait any later than that or else your lovage may not have a chance to really do well. If you are starting your lovage indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Billings the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Billings is just an average and the actual date of last frost changes from year to year. Half of the time in Billings there is a last frost after May 15 so always be ready to protect your lovage if you have a surprise late frost.

USDA Zone Info for Billings

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Billings

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