Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of determining when to plant scabiosa is to refer to the USDA zone info for Pontiac.

Planting Calendar for Scabiosa

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

Scabiosa tend to make it in mild cold which tells us that you can plant them a little earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant scabiosa in Pontiac is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant scabiosa and expect a good harvest is probably September. You probably don't want to wait any later than that or else your scabiosa may not have a chance to really do well. Starting your scabiosa indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Pontiac. You should expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Pontiac is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Pontiac it frosts late in the year after April 15 be ready to protect your scabiosa in the event of a surprise late frost.

USDA Zone Info for Pontiac

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 Pontiac

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