Before planting it is a good idea to find your USDA Zone info to figure out 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.

You can estimate when to plant fennel in Juneau by referring to 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 tend to make it in quite a bit of cold which tells us that you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant fennel in Juneau 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. You can get started a few weeks earlier by starting your fennel indoors.

Last Frost Date

On average the last frost is on April 15 in Juneau. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Juneau is an average the actual date of last frost changes from year to year. Since half of the time in Juneau last frost occurs after April 15 be ready to cover your fennel if you have a surprise late frost.

USDA Zone Info for Juneau

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 Juneau

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