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

The best time to plant scabiosa in Devils Lake should be estimated by reviewing the USDA zone info.

Planting Calendar for Scabiosa

Frost tolerance for scabiosa:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Scabiosa do well in moderate cold which tells us that you can plant them earlier than more sensitive plants.

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

Last Frost Date

On average the last frost has passed is on May 15 in Devils Lake. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Devils Lake is not always accurate the actual date of last frost is different every year. Since half of the time in Devils Lake there is a last frost after May 15 be ready to cover your scabiosa in the event of a surprise late frost.

USDA Zone Info for Devils Lake

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Devils Lake

You may be interested in your other planting guides for Devils Lake.