One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's the best time to plant morning glory in Amsterdam by looking at the USDA zone info.

Planting Calendar for Morning Glory

Frost tolerance for morning glory:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant morning glory until after the last frost has passed because they require warm weather.

The earliest that you can plant morning glory in Amsterdam 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 morning glory and expect a good harvest is probably August. Any later than that and your morning glory may not have a chance to grow to maturity. You can get started a little bit earlier by starting your morning glory indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Amsterdam is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Amsterdam last frost occurs after April 15 be ready to protect your morning glory 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.