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

One way of getting a good idea when it's possible to plant hosta is to examine the USDA zone info for Cedarburg.

Planting Calendar for Hosta

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

Hosta do well in mild 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 Cedarburg 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 hosta and expect a good harvest is probably September. Any later than that and your hosta may not have a chance to grow to maturity. If you are starting your hosta indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Cedarburg the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Cedarburg may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Cedarburg you get surprised by a frost after April 15 be ready to protect your hosta if you have a surprise late frost.

USDA Zone Info for Cedarburg

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 Cedarburg

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