Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Chambersburg you can figure out when it's the best time to plant radicchio by reviewing the USDA zone info.

Planting Calendar for Radicchio

Frost tolerance for radicchio:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Radicchio do ok in mild cold which means that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant radicchio in Chambersburg 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 radicchio and expect a good harvest is probably September. You probably don't want to wait any later than that or else your radicchio may not have a chance to grow to maturity. Starting your radicchio indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Chambersburg. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Chambersburg is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Chambersburg there is a last frost after April 15 be ready to cover your radicchio if you have a surprise 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 Low	0°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.