frostdate name logo in white
frostdate name logo in white

When to Plant Swan River Daisy in Winthrop Harbor, IL

One of the first steps you take when you are estimating 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 swan river daisy in Winthrop Harbor should be determined by referring to the USDA zone info.


Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

Swan River Daisy require warm weather which means that it's necessary to wait until it warms up after all chance of frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant swan river daisy
Possibly ok, but a risky time to plant swan river daisy
Probably not a good time to plant swan river daisy

The earliest that you can plant swan river daisy in Winthrop Harbor 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 swan river daisy and expect a good harvest is probably August. If you wait any later than that and your swan river daisy may not have a chance to fully mature. You can get started a little bit earlier by starting your swan river daisy indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Winthrop Harbor. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Winthrop Harbor and it is different every year. Since half of the time in Winthrop Harbor you get a frost after April 15 be ready to protect your swan river daisy in the event of a surprise late frost.

USDA Zone Info for Winthrop Harbor

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 Winthrop Harbor

You may be interested in your other planting guides for Winthrop Harbor.