Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Glassboro you can determine when it's a good idea to plant scabiosa 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 tend to make it in moderate cold which tells us that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant scabiosa in Glassboro 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. If you wait any later than that and your scabiosa may not have a chance to really do well. If you are starting your scabiosa indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Glassboro. You should expect an average low temperature of 0°F in the coldest months of winter.

It's important to remember that USDA zone info for Glassboro is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Glassboro last frost occurs after April 15 be ready to cover your scabiosa in the event of one of those late frosts.

USDA Zone Info for Glassboro

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 Glassboro

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