Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In North Olmsted you can figure out when you can plant fennel by reviewing the USDA zone info.

Planting Calendar for Fennel

Frost tolerance for fennel:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since fennel are very cold tolerant you can plant them earlier in the year than more sensitive plants.

The earliest that you can plant fennel in North Olmsted 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 fennel and expect a good harvest is probably September. Any later than that and your fennel may not have a chance to grow to maturity. If you are starting your fennel indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for North Olmsted is not always accurate the actual date of last frost is different every year. Half of the time in North Olmsted you get surprised by a frost after April 15 so make sure that you are ready to protect your fennel in the event of a late frost.

USDA Zone Info for North Olmsted

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 North Olmsted

You may be interested in your other planting guides for North Olmsted.