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.

It's possible to estimate when it's possible to plant arabis by looking at the USDA zone info for York.

Planting Calendar for Arabis

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

You can plant arabis quite a bit earlier in the year because they are very cold tolerant.

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

Last Frost Date

On average the last frost has passed is on April 15 in York. In the coldest months of winter you can expect an average low temperature of 5°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for York and it is different every year. Half of the time in York you get surprised by a frost after April 15 so just be sure to be ready to cover your arabis in the event of a late frost.

USDA Zone Info for York

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in York

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