Before planting it is a good idea to find your USDA Zone info to figure out 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.

One way of determining when you can plant asparagus is to consult the USDA zone info for Tuscola.

Planting Calendar for Asparagus

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

Asparagus can survive in pretty solid cold which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant asparagus in Tuscola 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 asparagus and expect a good harvest is probably September. Any later than that and your asparagus may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your asparagus indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Tuscola. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Tuscola is not always accurate and the actual date of last frost is different every year. Half of the time in Tuscola last frost occurs after April 15 so always be ready to protect your asparagus in the event of a late frost.

USDA Zone Info for Tuscola

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 Tuscola

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