Quiz- Know your summer lawn

Test your lawn expertise here in Northern Illinois

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1. Bagging the grass when mowing is better than leaving the clippings.

True

False

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2. When does crabgrass usually start becoming visible in Northern Illinois?

When the lawn starts growing in the spring

October

April

June

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3. Why would someone have a lawn program/plan set up with a lawn service company like Aaron's Greenscape Inc?

Make your outside room that everyone sees beautiful.

To not have to chase weeds after weed infestation, using less over all weed control by keeping maintained.

To not to have to take time to shop, transport, apply and study about lawn problems.

All of the above

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4. When is the best time to water?

After dark through A.M. Hours basically when lawns are dewy in nature.

In the afternoon and early evening, basically when the lawn in not normally damp.

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5. You can have a healthy lawn without applying fertilizers.

True

False

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6. Why do lawns need to be fed with fertilizer?

To keep them actively growing as it's being cut and is not a prairie.

To minimize thin spots and keep weeds in check with grass cover.

To make it aesthetically pleasing, keeping disease like rust in check with a more constant source of food.

All of the above

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7. What is the ideal height of Kentucky Bluegrass in the summer?

3.5 or higher in extreme conditions

1-2 inches

2-3 inches

4.5 or higher

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8. How much is the most you should cut off of a lawn at any one cut?

5 inches

Less than 1/8 of a inch

1/3 of the blade

1 inch

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9. When is the best time to plant new grass seed?

Summer

Late spring/early summer

Winter

Late summer/early fall

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10. What insect eats at the roots of the lawn?

Worms

Grubs

Nematodes

Mites

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11. What kind of fungal disease leaves a brownish, orange or reddish powder on your mower and shoes?

Summer patch

Rust

Powdery mildew

Leaf spot

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12. What's the type of grass commonly confused with Crabgrass?

Rye grass

Quack Grass

Tall Fescue

Bent Grass

Quack grass & Tall Fescue

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13. What summer lawn problem is commonly thought to be grubs but is not?

Nematodes

Fungus Disease

Lawn Scab

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14. (Extra points) What is the common disease that is easily treated on crab apples where the leaves get spots, turns yellow and falls off early?

Apple Scab

Fire Blight

Powdery Mildew

Cotton Scale

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15. Cutting your lawn at the higher settings in the summer will

(A) Make it grow faster

(B) Make it grow slower

Both B and C