Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Zeeland can be read to determine when you can plant lisianthus.

Planting Calendar for Lisianthus

Frost tolerance for lisianthus:	Not tolerant of frost.
When to plant:	After the last frost.

Lisianthus require warm weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

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

The last month that you can plant lisianthus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your lisianthus may not have a chance to really do well. Starting your lisianthus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zeeland the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Zeeland is an average the actual date of last frost changes from year to year. Since half of the time in Zeeland it frosts late in the year after April 15 be ready to protect your lisianthus in the event of a surprise late frost.

USDA Zone Info for Zeeland

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Zeeland

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