When to Plant Scallions in Chambersburg, PA

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 USDA zone info for Chambersburg should be read to estimate when it's possible to plant scallions.


Planting Calendar for Scallions

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

You can plant scallions a bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

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

The earliest that you can plant scallions in Chambersburg 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 scallions and expect a good harvest is probably August. If you wait any later than that and your scallions may not have a chance to really do well. You can get started a few weeks earlier by starting your scallions indoors.

Last Frost Date

The average date of last frost is April 15 in Chambersburg. It might get as low as -5°F during the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Chambersburg and it is different every year. Since half of the time in Chambersburg you get a frost after April 15 be ready to protect your scallions in the event of a late frost.

USDA Zone Info for Chambersburg

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 Chambersburg

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