One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when it's possible to plant steirodiscus by looking at the USDA zone info for Brookings.

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 get them planted just a bit earlier than other frost tender plants.

The earliest that you can plant steirodiscus in Brookings is April. However, you really should wait until May 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 couple of weeks earlier by starting your steirodiscus indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Brookings. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Brookings is just an average the actual date of last frost will vary from year to year. Since half of the time in Brookings last frost occurs after May 15 be ready to protect your steirodiscus if you have one of those late frosts.

USDA Zone Info for Brookings

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 Brookings

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