The USDA Zone info is a great tool for gardeners to help us determine 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.

In Amsterdam you can estimate when it's a good idea to plant myosotis by using 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.

You can plant myosotis a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant myosotis in Amsterdam 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. You probably don't want to wait any later than that or else your myosotis may not have a chance to really do well. You can get started a little bit earlier by starting your myosotis indoors.

Last Frost Date

On average the last frost is on April 15 in Amsterdam. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Amsterdam is just an average the actual date of last frost is different every year. Half of the time in Amsterdam you get surprised by a frost after April 15 so always be ready to protect your myosotis if you have one of those late frosts.

USDA Zone Info for Amsterdam

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Amsterdam

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