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.

One way of getting a good idea when it's a good idea to plant lovage is to consult the USDA zone info for Spearfish.

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.

You can plant lovage just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant lovage in Spearfish 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 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 grow to maturity. You can get started a few weeks earlier by starting your lovage indoors.

Last Frost Date

In Spearfish the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Spearfish is not always accurate the actual date of last frost changes from year to year. Half of the time in Spearfish you get surprised by a frost after April 15 so be sure to be ready to protect your lovage if you have one of those late frosts.

USDA Zone Info for Spearfish

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Spearfish

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