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

The best time to plant lisianthus in Fairfield should be determined by checking out the USDA zone info.

Planting Calendar for Lisianthus

Frost tolerance for lisianthus:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You can not plant lisianthus until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant lisianthus in Fairfield 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 lisianthus and expect a good harvest is probably September. Any later than that and your lisianthus may not have a chance to really do well. You can get started a little bit earlier by starting your lisianthus indoors.

Last Frost Date

In Fairfield the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 25°F.

Always keep in mind that USDA zone info for Fairfield is just an average and the actual date of last frost will vary from year to year. Half of the time in Fairfield you get surprised by a frost after February 15 so just be sure to be ready to cover your lisianthus if you have a late frost.

USDA Zone Info for Fairfield

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 Fairfield

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