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.

You can determine when it's possible to plant scabiosa in Collegeville by looking at 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 are one of those plants that can tolerate a little bit of cold weather which means that you can start planting them earlier than more sensitive plants.

The earliest that you can plant scabiosa in Collegeville 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 grow to maturity. 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 April 15 in Collegeville. You can expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for Collegeville may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Collegeville there is a last frost after April 15 so make sure that you are ready to cover your scabiosa in the event of a surprise late frost.

USDA Zone Info for Collegeville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Collegeville

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