One of the best tools that you have as gardeners to help us figure out 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.

It's possible to figure out when it's the best time to plant lovage by referring to the USDA zone info for Rosemead.

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 start planting them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant lovage in Rosemead is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant lovage and expect a good harvest is probably September. If you wait any later than that and your lovage may not have a chance to fully mature. 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 the last frost has passed is on January 31 in Rosemead. You should expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Rosemead is an average the actual date of last frost is different every year. Half of the time in Rosemead it frosts late in the year after January 31 so make sure that you are ready to protect your lovage in the event of one of those late frosts.

USDA Zone Info for Rosemead

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Rosemead

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