When to Plant Trifolium in Fairfield, IA

One of the first steps you take when you are getting a good idea your gardening schedule is find your 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 can determine when it's possible to plant trifolium in Fairfield by referring to 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.

Trifolium are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant trifolium
Possibly ok, but a risky time to plant trifolium
Probably not a good time to plant trifolium

The earliest that you can plant trifolium 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 trifolium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your trifolium may not have a chance to grow to maturity. Starting your trifolium indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Fairfield is just an average the actual date of last frost changes from year to year. Half of the time in Fairfield you get a frost after April 15 so be sure to be ready to protect your trifolium if you have one of those late frosts.

USDA Zone Info for Fairfield

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 Fairfield

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