Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to figure out when to plant hosta by using the USDA zone info for Laramie.

Planting Calendar for Hosta

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

Hosta tend to make it in moderate cold which means that you can plant them a little earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant hosta in Laramie 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 hosta and expect a good harvest is probably August. You probably don't want to wait any later than that or else your hosta may not have a chance to really do well. You can get started a little bit earlier by starting your hosta indoors.

Last Frost Date

The average date of last frost is May 15 in Laramie. You should expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Laramie may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Laramie there is a last frost after May 15 so just be sure to be ready to cover your hosta in the event of a surprise late frost.

USDA Zone Info for Laramie

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 Laramie

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