When to Plant Stoneseed in Lancaster, PA

One of the first steps you take when you are figuring out your gardening schedule is find your 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.

The first chance to plant stoneseed in Lancaster should be determined by reviewing the USDA zone info.


Planting Calendar for Stoneseed

Frost tolerance for stoneseed: Not tolerant of frost.
When to plant: After all chance of frost has passed.

It's probably a bad idea to plant stoneseed until after all chance of frost has passed because they require warm weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant stoneseed
Possibly ok, but a risky time to plant stoneseed
Probably not a good time to plant stoneseed

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

The last month that you can plant stoneseed and expect a good harvest is probably August. If you wait any later than that and your stoneseed may not have a chance to really do well. You can get started a little bit earlier by starting your stoneseed indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Lancaster. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Lancaster may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Lancaster you get surprised by a frost after April 15 so just be sure to be ready to cover your stoneseed if you have a surprise late frost.

USDA Zone Info for Lancaster

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°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 0°F.

Plants to Grow in Lancaster

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