One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when you can plant tarragon by referring to the USDA zone info for Loomis.

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.

Since tarragon do ok in moderate cold you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant tarragon in Loomis 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 tarragon and expect a good harvest is probably September. If you wait any later than that and your tarragon may not have a chance to fully mature. You can get started a few weeks earlier by starting your tarragon indoors.

Last Frost Date

The average date of last frost is February 15 in Loomis. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Loomis is just an average and the actual date of last frost changes from year to year. Half of the time in Loomis there is a last frost after February 15 so be sure to be ready to cover your tarragon if you have one of those late frosts.

USDA Zone Info for Loomis

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Loomis

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