One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when it's the best time to plant monkey flower in Marietta by checking out the USDA zone info.

Planting Calendar for Monkey Flower

Frost tolerance for monkey flower:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably a bad idea to plant monkey flower until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant monkey flower in Marietta is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant monkey flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your monkey flower may not have a chance to grow to maturity. You can get started a little bit earlier by starting your monkey flower indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Marietta. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Marietta is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Marietta you get surprised by a frost after April 15 so make sure that you are ready to protect your monkey flower in the event of a late frost.

USDA Zone Info for Marietta

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Marietta

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