The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to figure out when it's the best time to plant forget-me-not by checking out the USDA zone info for Dover.

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.

You can plant forget-me-not a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant forget-me-not in Dover 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. You can get started a little bit earlier by starting your forget-me-not indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Dover is just an average and the actual date of last frost will vary from year to year. Half of the time in Dover you get a frost after April 15 so just be sure to be ready to cover your forget-me-not if you have a late frost.

USDA Zone Info for Dover

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 Dover

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