Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Zone 2a can be used to figure out when it's the best time to plant monkey flower.

Planting Calendar for Monkey Flower

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

Since monkey flower do not do well in cold weather it is necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant monkey flower in Zone 2a is May. However, you really should wait until June 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. Any later than that and your monkey flower may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your monkey flower indoors.

Last Frost Date

On average all chance of frost has passed is on May 15 in Zone 2a. It might get as low as -50°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Zone 2a and it can change quite a bit from year to year. Since half of the time in Zone 2a you get a frost after May 15 be ready to protect your monkey flower if you have one of those late frosts.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	August 15
Lowest Expected Low	-50°F
Highest Expected Low	-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.