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

A way of figuring out when it's a good idea to plant arabis is to refer to the USDA zone info for Roselle Park.

Planting Calendar for Arabis

Frost tolerance for arabis:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Arabis do well in a bit of cold which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant arabis in Roselle Park 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 arabis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your arabis may not have a chance to fully mature. If you are starting your arabis indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Roselle Park is just an average the actual date of last frost changes from year to year. Half of the time in Roselle Park there is a last frost after April 15 so be sure to be ready to protect your arabis in the event of a late frost.

USDA Zone Info for Roselle Park

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 Roselle Park

You may be interested in your other planting guides for Roselle Park.