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.

In Harrison you can figure out when it's possible to plant steirodiscus by referring to the USDA zone info.

Planting Calendar for Steirodiscus

Frost tolerance for steirodiscus:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Steirodiscus are barely cold tolerant which means that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant steirodiscus in Harrison 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 steirodiscus and expect a good harvest is probably August. Any later than that and your steirodiscus may not have a chance to fully mature. You can get started a few weeks earlier by starting your steirodiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Harrison. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Harrison is an average and the actual date of last frost will vary from year to year. Half of the time in Harrison you get a frost after April 15 so always be ready to protect your steirodiscus in the event of one of those late frosts.

USDA Zone Info for Harrison

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Harrison

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