When to Plant Arctotis in Roscoe, IL

One of the best tools that you have as gardeners to help us estimate 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.

The USDA zone info for Roscoe should be used to determine when to plant arctotis.

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Planting Calendar for Arctotis

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

Since arctotis are one of those plants that can tolerate a little bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant arctotis in Roscoe 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 arctotis and expect a good harvest is probably September. If you wait any later than that and your arctotis may not have a chance to really do well. If you are starting your arctotis indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Roscoe. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Roscoe and it can change quite a bit from year to year. Since half of the time in Roscoe it frosts late in the year after April 15 be ready to cover your arctotis in the event of one of those late frosts.

USDA Zone Info for Roscoe

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 Roscoe

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