One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Rosemount you can estimate when it's a good idea to plant lovage by using 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.

Since lovage are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant lovage in Rosemount 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. Any later than that and your lovage may not have a chance to really do well. Starting your lovage indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Rosemount. You should expect an average low temperature of -25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Rosemount is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rosemount it frosts late in the year after May 15 be ready to cover your lovage if you have a late frost.

USDA Zone Info for Rosemount

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 Rosemount

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