When to Plant Clover in Sterling, CO

One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. 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 clover in Sterling should be estimated by reviewing the USDA zone info.


Planting Calendar for Clover

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

Clover are barely cold tolerant which means that you can get them planted just a bit earlier than more sensitive plants.

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

The earliest that you can plant clover in Sterling 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 clover and expect a good harvest is probably August. If you wait any later than that and your clover may not have a chance to really do well. If you are starting your clover indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Sterling. In the coldest months of winter you can expect an average low temperature of -20°F.

It's important to remember that USDA zone info for Sterling is just an average and the actual date of last frost changes from year to year. Since half of the time in Sterling last frost occurs after April 15 be ready to protect your clover if you have a surprise late frost.

USDA Zone Info for Sterling

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Sterling

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