CEPSCI Vegetation and Revegetation Techniques

Question 1

What is the primary function of temporary seeding on a construction site?

Accepted Answer

To provide rapid vegetative cover that stabilizes exposed soil and reduces erosion during construction

Answer

To improve the aesthetic appearance of the site

Answer

To establish the permanent landscape

Answer

To attract wildlife to the site

Question 2

Which grass species is commonly used for temporary seeding in the eastern US because of its rapid germination and growth?

Accepted Answer

Annual ryegrass or cereal rye

Answer

Kentucky bluegrass

Answer

St. Augustine grass

Answer

Bermudagrass

Question 3

Permanent seeding differs from temporary seeding in that it:

Accepted Answer

Establishes perennial, self-sustaining vegetation intended to remain as the final ground cover

Answer

Uses less seed per acre

Answer

Is only applied after construction is complete

Answer

Requires no soil preparation

Question 4

What soil amendment is most commonly applied before seeding to improve germination on disturbed sites?

Accepted Answer

Lime and fertilizer based on soil test results

Answer

Motor oil

Answer

Herbicide

Answer

Gravel

Question 5

Hydroseeding combines seed with:

Accepted Answer

Water, mulch, fertilizer, and tackifier sprayed as a slurry

Answer

Diesel fuel and aggregate

Answer

Concrete and sand

Answer

Herbicide and water

Question 6

The best time to seed a disturbed site in temperate climates is typically:

Accepted Answer

Late summer to early fall or early spring when temperatures favor germination and soil moisture is adequate

Answer

Midsummer during the hottest temperatures

Answer

During the driest month of the year

Answer

Immediately before a forecasted hard freeze