One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of figuring out when to plant cucumbers is to use the USDA zone info for Forest Lake.

Planting Calendar for Cucumbers

Frost tolerance for cucumbers:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since cucumbers are not cold tolerant it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant cucumbers in Forest Lake is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant cucumbers and expect a good harvest is probably August. If you wait any later than that and your cucumbers may not have a chance to grow to maturity. You can get started a little bit earlier by starting your cucumbers indoors.

Last Frost Date

On average the last frost is on May 15 in Forest Lake. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Forest Lake is not always accurate the actual date of last frost will vary from year to year. Half of the time in Forest Lake you get a frost after May 15 so always be ready to protect your cucumbers in the event of one of those late frosts.

USDA Zone Info for Forest Lake

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Forest Lake

You may be interested in your other planting guides for Forest Lake.