One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Nevada it's a good idea to estimate when it's the best time to plant fennel.

Planting Calendar for Fennel

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

Fennel are very cold tolerant which means that you can start planting them much earlier than other frost tender plants.

The earliest that you can plant fennel in Nevada 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

The average date of last frost is April 15 in Nevada. In the coldest months of winter you can expect an average low temperature of -5°F.

Remember that USDA zone info for Nevada is an average and the actual date of last frost changes from year to year. Half of the time in Nevada you get surprised by a frost after April 15 so make sure that you are ready to protect your fennel if you have a surprise late frost.

USDA Zone Info for Nevada

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 Nevada

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