Quiz- Late Summer / Fall

Test your expertise here in Northern Illinois

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* 1. The Grass that is best suited for lawns in Northern Illinois is?

Cool Season Perennial

Cool Season Annual

Summer Annual

Warm Season Perennial

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* 2. Cool-season perennial grass lawns grow the best in these conditions/time of year with minimal stress and maximum root development?

Summer & Fall

Spring & Summer

Spring & Fall

Summer

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* 3. What kind of grass is Crabgrass?

Spring Annual (annual= comes from seed once)

Summer Perennial (perennial= comes from seed and grows year after year)

Summer Annual

Winter Annual

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* 4. A Core aeration relieves compaction unlike a Spiker Roller that only compresses the soil.

True

False

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* 5. If you are pushing hollow tubes into the lawn, pulling plugs of thatch, soil & grass out on the lawn surface you are?

De-thatching

Power Raking

Core Aerating

Spiking

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* 6. What is the difference between core aeration and spiking?

There is no difference

Core aeration relieves compaction spiking does not

Core aeration helps reduce thatch spiking does not

Core Aeration helps reduce thatch & relieves compaction and a Spiker roller does not

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* 7. Power Raking / De-thaching is as beneficial as Core Aeration.

True

False

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* 8. Why Core Aeration is usually better option over de-thatching

De-thatching doesn't encourage root expansion like core aeration and doesn't relieve soil compaction

De-thatching is highly invasive and usually is more damaging that core aeration

De-thatching a lawn is usually more expensive than core aeration having to find a dump to process thatch removed

De-thatching should only be used when regular core aeration and organic composts are not keeping thatch at a healthy level and all of the above

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* 9. How often should someone Core aerate, one of the most beneficial things you can do?

When the lawn looks thin

When there is too much thatch

When you want to seed

Yearly and all the above

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* 10. When is be the best time of year for treating / controlling Broad-leaf weeds?

Spring

Summer

Fall

Winter

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* 11. When are the best 6 weeks of the year to seed an established lawn so it will be hardy enough for the first hard frost in fall?

April / Early May

December / Early January

Late August / September

Late October / November

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* 12. Why would someone spread lime or sulfur after a lawn is core aerated?

To add compost

To amend soil pH

To get rid of thatch

To double the organic microbes in soil

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* 13. If you core aerate your lawn regularly (yearly) De-thatching is rarely if ever needed.

True

False

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* 14. When you have sprinklers or invisible fencing, Core Aeration can not be completed.

True

False

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* 15. Weed control is not as effective in the fall as it is in the summer.

True

False

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* 16. Fertilizing your lawn before winter will feed existing grass for winter food storage with residual fertility ready to make your lawn healthier & greener in the spring.

True

False