The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Delaware you can determine when it's possible to plant myosotis by looking at the USDA zone info.

Planting Calendar for Myosotis

Frost tolerance for myosotis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since myosotis do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant myosotis in Delaware 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 myosotis and expect a good harvest is probably September. Any later than that and your myosotis may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your myosotis indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Delaware. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Delaware is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Delaware you get surprised by a frost after April 15 so make sure that you are prepared to protect your myosotis if you have one of those late frosts.

USDA Zone Info for Delaware

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 Delaware

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