One of the best tools that you have as gardeners to help us determine 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.

The USDA zone info for Caribou can be looked at to determine when you can plant basket of gold.

Planting Calendar for Basket of Gold

Frost tolerance for basket of gold:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since basket of gold do well in cold you can plant them a lot earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant basket of gold in Caribou is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant basket of gold and expect a good harvest is probably August. If you wait any later than that and your basket of gold may not have a chance to fully mature. If you are starting your basket of gold indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Caribou. It might get as low as -30°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Caribou and it changes from year to year. Half of the time in Caribou it frosts late in the year after May 15 so just be sure to be ready to protect your basket of gold if you have a late frost.

USDA Zone Info for Caribou

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Caribou

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