The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Brookings you can estimate when it's the best time to plant snow-in summer by using the USDA zone info.

Planting Calendar for Snow-in Summer

Frost tolerance for snow-in summer:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since snow-in summer are moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant snow-in summer in Brookings 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 snow-in summer and expect a good harvest is probably August. You probably don't want to wait any later than that or else your snow-in summer may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your snow-in summer indoors.

Last Frost Date

In Brookings the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Brookings is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Brookings you get surprised by a frost after May 15 so just be sure to be ready to protect your snow-in summer if you have a late frost.

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.