When to Plant Mustard greens in Clear Lake, IA

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to figure out when it's a good idea to plant mustard greens by using the USDA zone info for Clear Lake.

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Planting Calendar for Mustard greens

Frost tolerance for mustard greens: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

You can plant mustard greens just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

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

The earliest that you can plant mustard greens in Clear Lake is February. However, you really should wait until March if you don't want to take any chances.

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

Last Frost Date

The average date of last frost is April 15 in Clear Lake. You should expect an average low temperature of -20°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Clear Lake and it can change quite a bit from year to year. Since half of the time in Clear Lake you get a frost after April 15 be ready to protect your mustard greens in the event of a late frost.

USDA Zone Info for Clear Lake

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 Clear Lake

You may be interested in your other planting guides for Clear Lake.