Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Broomfield you can estimate when 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.

You can plant lovage slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant lovage in Broomfield 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. If you are starting your lovage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Broomfield. You can expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Broomfield is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Broomfield it frosts late in the year after April 15 be ready to protect your lovage in the event of one of those late frosts.

USDA Zone Info for Broomfield

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 Broomfield

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