One of the best tools that you have as gardeners to help us determine 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.

In Dickinson you can figure out when you can plant schizanthus by reviewing the USDA zone info.

Planting Calendar for Schizanthus

Frost tolerance for schizanthus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since schizanthus do not do well in cold weather it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant schizanthus in Dickinson 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 schizanthus and expect a good harvest is probably September. Any later than that and your schizanthus may not have a chance to really do well. You can get started a little bit earlier by starting your schizanthus indoors.

Last Frost Date

In Dickinson the average date of last frost happens on February 15. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Dickinson is just an average the actual date of last frost is different every year. Half of the time in Dickinson you get a frost after February 15 so be sure to be ready to protect your schizanthus if you have one of those late frosts.

USDA Zone Info for Dickinson

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Dickinson

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