One of the first steps you take when you are getting a good idea 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.

A common way of getting a good idea when you can plant radicchio is to refer to the USDA zone info for Sapulpa.

Planting Calendar for Radicchio

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

Radicchio do well in some cold which tells us that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant radicchio in Sapulpa 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. Any later than that and your radicchio may not have a chance to grow to maturity. You can get started a little bit earlier by starting your radicchio indoors.

Last Frost Date

The average date of last frost is April 15 in Sapulpa. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Sapulpa and it is different every year. Half of the time in Sapulpa last frost occurs after April 15 so be sure to be ready to protect your radicchio in the event of one of those late frosts.

USDA Zone Info for Sapulpa

Here is the info for USDA Zone 7a.

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

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Sapulpa

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