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.

In Arnold you can figure out when it's a good idea to plant forget-me-not by using the USDA zone info.

Planting Calendar for Forget-Me-Not

Frost tolerance for forget-me-not:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Forget-Me-Not are moderately cold tolerant which tells us that you can get them planted earlier than more sensitive plants.

The earliest that you can plant forget-me-not in Arnold is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant forget-me-not and expect a good harvest is probably September. Any later than that and your forget-me-not may not have a chance to grow to maturity. Starting your forget-me-not indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Arnold. You should expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Arnold is an average and the actual date of last frost changes from year to year. Since half of the time in Arnold there is a last frost after April 15 be ready to cover your forget-me-not in the event of one of those late frosts.

USDA Zone Info for Arnold

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 Arnold

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