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

You can determine when to plant trifolium in Vandalia by looking at the USDA zone info.

Planting Calendar for Trifolium

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

You can plant trifolium just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant trifolium in Vandalia 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 trifolium and expect a good harvest is probably August. If you wait any later than that and your trifolium may not have a chance to really do well. You can get started a few weeks earlier by starting your trifolium indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Vandalia. In the coldest months of winter you can expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Vandalia is an average and the actual date of last frost changes from year to year. Since half of the time in Vandalia you get surprised by a frost after April 15 be ready to protect your trifolium if you have a late frost.

USDA Zone Info for Vandalia

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 Vandalia

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