12: Know and Understand
Answer the following questions using the information provided in this chapter
True or False?
Seeding turfgrass is the least expensive method for establishing a lawn.
A. True
B. False
A seed bag with a blue certification tag indicates the seed _____.
A. is free from noxious weeds
B. contains specified percentages of species
C. is viable and will ensure the desired outcome
D. All of the above.
The spreader that uses a small disc-like mechanism that turns when the device is pushed is referred to as a(n) _____.
A. rotary spreader
B. drop seeder
C. spreader-seeder
D. uniform spreader
Seed is applied in two directions to _____.
A. create a vertical planting
B. ensure grass grows
C. ensure complete coverage
D. All of the above.
Mulch is placed over newly seeded areas to _____.
A. help the soil retain moisture
B. prevent the birds from eating the seed
C. prevent the seeds from washing away
D. All of the above.
True or False?
Sodding turfgrass is the least expensive method for establishing a lawn.
A. True
B. False
Which of the following actions must be taken when preparing a site for sodding?
A. Spread seed in two directions.
B. The ground should be soaked.
C. Call 811 to mark the utility lines.
D. All of the above.
True or False?
The best time to lay sod is the day after it is delivered.
A. True
B. False
A small section of cut sod is a _____.
A. sprig
B. plug
C. stolon
D. rhizome
A cut stem with stolons that can easily root and produce new shoots is referred to as a _____.
A. sprig
B. plug
C. clod
D. rhizome
Which of the following equations is used to calculate area?
A. Diameter × length = area
B. Length × radius = area
C. Length × width = area
D. Width × diameter = area
Which of the following environmental factors should be evaluated before a new lawn installation begins?
A. The amount of area that is in full sun, partial shade, and complete shade.
B. Identifying low, wet areas that will need to be eliminated or minimized.
C. The topography and quality of the soil.
D. All of the above.
True or False?
The species determines the time of the year that the lawn should be established.
A. True
B. False
The initial preparation of a site includes _____.
A. grading, weed control, debris removal, and pruning
B. watering, seeding, marking locations of plant materials
C. fertilizing, grading, seeding, and marking beds
D. All of the above.
True or False?
Raking can be used to eliminate unwanted high and low spots.
A. True
B. False
True or False?
Soil samples should only be taken before grading to obtain the most accurate results.
A. True
B. False
True or False?
A lab can provide the most accurate advice only if you provide detailed information about the project.
A. True
B. False
The variety of materials (amendments) that can be added to soil to improve performance includes _____.
A. herbicides and pea gravel
B. lime, organic matter, and sand
C. sulfur, sprigs, and sand
D. All of the above.
True or False?
Warm-season turfgrasses should be planted in the spring and fall when the temperature range is between 65°F and 80°F.
A. True
B. False
True or False?
Cool-season grasses should be planted when the temperature range is between 75°F and 90°F.
A. True
B. False
To encourage root and shoot growth, seedlings in newly seeded lawns should be fertilized for _____.
A. 24 weeks
B. 16 weeks
C. 8 weeks
D. 4 weeks
True or False?
Maintaining sharp mower blades will ensure the best result, a lawn that is cut evenly throughout the yard.
A. True
B. False
Before the first mowing of a newly planted lawn, the grass should be allowed to grow and reach _____.
A. twice its suggested mowing height
B. its suggested mowing height
C. 1 1/2 times its suggested mowing height
D. 1/4″ past its suggested mowing height
Which of the following must be determined before lawn renovation can begin?
A. Why the current lawn is in poor condition.
B. If the current lawn can be repaired.
C. Whether the current lawn should be replaced.
D. All of the above.
True or False?
Lawn renovation requires evaluation, soil testing, weed control, site preparation, and planting.
A. True
B. False
True or False?
If the site contains less than 30% desirable turfgrass, a regimen of postemergent and preemergent chemicals may be used to reduce weeds.
A. True
B. False
A device used to remove thatch from lawns is referred to as a _____.
A. verticutter
B. declipper
C. dethatcher
D. verticlipper
A special type of seeder that ensures the seed has good contact with the area while minimizing the area that is exposed is a _____.
A. seed drill
B. slit seeder
C. rotary spreader
D. drop spreader
True or False?
If turfgrasses are watered early in the morning, they may not dry completely before sunset and will be more susceptible to fungal diseases.
A. True
B. False
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