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

It's possible to estimate when it's the best time to plant lovage by looking at the USDA zone info for Cottage Grove.

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 are one of those plants that can tolerate a tiny bit of cold weather which means that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant lovage in Cottage Grove 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 Cottage Grove the average date of last frost happens on May 15. You should expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Cottage Grove is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Cottage Grove there is a last frost after May 15 so make sure that you are ready to protect your lovage if you have a late frost.

USDA Zone Info for Cottage Grove

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 Cottage Grove

You may be interested in your other planting guides for Cottage Grove.