One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

The USDA zone info for Manheim should be reviewed to estimate 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 the last frost when the weather gets warmer.

It's not a good idea to plant monkey flower until after the last frost because they are not cold tolerant.

The earliest that you can plant monkey flower in Manheim 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 grow to maturity. You can get started a couple of weeks earlier by starting your monkey flower indoors.

Last Frost Date

The average date of last frost is April 15 in Manheim. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Manheim and it will vary from year to year. Half of the time in Manheim you get surprised by a frost after April 15 so be sure to be ready to cover your monkey flower in the event of a surprise late frost.

USDA Zone Info for Manheim

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 Manheim

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