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

The earliest that you can plant salsify in Palmerton can be determined by referring to the USDA zone info.

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.

Salsify can survive in a tiny bit of cold which tells us that you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant salsify in Palmerton 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 grow to maturity. You can get started a few weeks earlier by starting your salsify indoors.

Last Frost Date

In Palmerton the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -10°F.

Since the USDA zone info for Palmerton is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Palmerton last frost occurs after April 15 so always be ready to protect your salsify in the event of a surprise late frost.

USDA Zone Info for Palmerton

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Palmerton

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