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.

One way of figuring out when you can plant tarragon is to use the USDA zone info for North Royalton.

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 are barely cold tolerant which means that you can get them planted just a bit earlier than other plants that might not handle the cold.

The earliest that you can plant tarragon in North Royalton 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 really do well. Starting your tarragon indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for North Royalton may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in North Royalton you get a frost after April 15 be ready to cover your tarragon in the event of a late frost.

USDA Zone Info for North Royalton

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in North Royalton

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