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.

By checking out the USDA zone info for Collierville it's possible to figure out when it's the best time to plant monarda.

Planting Calendar for Monarda

Frost tolerance for monarda:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Monarda can survive in some cold which tells us that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant monarda in Collierville 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 monarda and expect a good harvest is probably August. If you wait any later than that and your monarda may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your monarda indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Collierville. In the coldest months of winter you can expect an average low temperature of 5°F.

Keep in mind that USDA zone info for Collierville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Collierville you get a frost after April 15 so just be sure to be ready to cover your monarda if you have one of those late frosts.

USDA Zone Info for Collierville

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Collierville

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