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.

The first opportunity to plant fennel in Celina should be figured out by looking at 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.

Fennel do well in cold which means that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant fennel in Celina 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 really do well. If you are starting your fennel indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Celina. In the coldest months of winter you can expect an average low temperature of -10°F.

Just be sure to remember that USDA zone info for Celina is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Celina it frosts late in the year after April 15 so just be sure to be ready to cover your fennel in the event of a late frost.

USDA Zone Info for Celina

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Celina

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