Methods of Installation
Name the 3 methods of installation?
Seed, sod, and plugs
What does grading do? And what can happen if not done correctly?
Directs surface water. Can cause flooding in basements and damage to buildings.
What is the best type of soil for grass to grow in?
Loam
What soil pH does grasses grow best in?
Neutral soils. 7
How tall should the grass be when you first cut it?
2.5 - 3 inches
Which method is most expensive?
Sod
What is drainage? What could happen if you don't have proper drainage?
Directs water into and through the soil. No drainage causes flooding (Lawn could drown). Too much drainage causes lawns to dry out.
What is loam?
Equal parts Sand, Silt, and Clay. ( 1/3, 1/3, and 1/3)
How do you measure soil pH?
Soil test kits.
Sprinklers distribute water in what way?
Slowly and evenly
Which method is most time consuming?
Plugging
What is a good soil for drainage? What is a bad soil for drainage?
Sand. Clay.
What does a silty clay loam mean?
What does a soil pH measurement of less than 7 indicate?
More acidic
What can too much water do to a new lawn?
Encourage disease
Which method is planted by a cultipacker on larger sites?
Seeding
How deep are pipes installed and where does the water lead too?
18 - 24 inches deep. Water is collected in a main drainage pipe which eventually empties into a ditch or storm drain.
What is decaying organic matter called?
Humus
What does a pH level of more than 7 indicate?
More alkaline (basic)
What does the first mowing of a new lawn promote?
Horizontal branching, which makes the lawn dense.
The top of each plug should be installed level with what?
the existing soil
When are drainage pipes installed?
After the grade is established but before the soil is conditioned
Name 2 things that can be added to soil to create organic matter in the soil.
Peat moss, Manure, Compost, Digested sewage sludge.
What can you add to soil to make it more alkaline? What about more acidic?
Sulfur. Limestone
The surface of a new lawn should not be dry until the grass is how tall?
2 inches