The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Byron you can determine when to plant tarragon by using the USDA zone info.

Planting Calendar for Tarragon

Frost tolerance for tarragon:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Tarragon do ok in moderate cold which tells us that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant tarragon in Byron is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant tarragon and expect a good harvest is probably August. Any later than that and your tarragon may not have a chance to grow to maturity. Starting your tarragon indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on March 15 in Byron. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Byron is an average the actual date of last frost changes from year to year. Half of the time in Byron there is a last frost after March 15 so just be sure to be ready to cover your tarragon in the event of a late frost.

USDA Zone Info for Byron

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Byron

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