One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Closter you will be able to estimate when it's the best time to plant salsify.

Planting Calendar for Salsify

Frost tolerance for salsify:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since salsify are barely cold tolerant you can plant them a bit earlier in the year than other frost tender plants.

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

The last month that you can plant salsify and expect a good harvest is probably August. Any later than that and your salsify may not have a chance to really do well. If you are starting your salsify 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 Closter. 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 Closter may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Closter you get surprised by a frost after April 15 be ready to cover your salsify if you have a late frost.

USDA Zone Info for Closter

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 Closter

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