Before planting it is a good idea to find your USDA Zone info to estimate 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.

One way of determining when it's a good idea to plant monarda is to consult the USDA zone info for Snellville.

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 do ok in a tiny bit of cold which means that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant monarda in Snellville 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. Any later than that and your monarda may not have a chance to grow to maturity. You can get started a little bit earlier by starting your monarda indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Snellville. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Snellville may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Snellville you get surprised by a frost after March 15 be ready to cover your monarda if you have a late frost.

USDA Zone Info for Snellville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Snellville

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