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

In Ligonier you can figure out when to plant radicchio by checking out 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.

Since radicchio do well in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant radicchio in Ligonier 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 really do well. You can get started a couple of weeks earlier by starting your radicchio indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Ligonier is just an average and the actual date of last frost changes from year to year. Since half of the time in Ligonier you get surprised by a frost after April 15 be ready to cover your radicchio in the event of a late frost.

USDA Zone Info for Ligonier

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Ligonier

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