One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant monkey flower in Grafton can be estimated by using 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.

You can not plant monkey flower until after the last frost has passed because they require warm weather.

The earliest that you can plant monkey flower in Grafton 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. Any later than that and your monkey flower may not have a chance to really do well. You can get started a few weeks earlier by starting your monkey flower indoors.

Last Frost Date

The average date of last frost is April 15 in Grafton. It might get as low as -10°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Grafton is an average and the actual date of last frost will vary from year to year. Since half of the time in Grafton you get a frost after April 15 be ready to cover your monkey flower in the event of a surprise late frost.

USDA Zone Info for Grafton

Here is the info for USDA Zone 6a.

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

Plants to Grow in Grafton

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