Turfgrass Management Flashcards
5 cards from real CPH practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 5 Turfgrass Management flashcards as text
What is the optimal soil pH range for most turfgrass species?
Answer: 6.0–7.0
Most turfgrass species thrive in a slightly acidic to neutral soil pH range of 6.0–7.0. This pH level is optimal because it ensures the maximum availability of essential nutrients for the grass, promoting healthy growth and vigor.
Which of the following is a cool-season grass?
Answer: Kentucky bluegrass
Kentucky bluegrass is a classic example of a cool-season grass, meaning it grows most actively during the cooler temperatures of spring and fall. It is known for its dense, attractive turf and is widely used in northern climates where summers are moderate.
What is the purpose of aeration in turfgrass management?
Answer: To reduce soil compaction
Aeration involves creating small holes in the turf and soil to alleviate compaction, which restricts the movement of water, air, and nutrients to the roots. By reducing compaction, aeration improves root growth, enhances water infiltration, and promotes overall turf health.
What is thatch in turfgrass?
Answer: Dead leaves and stems above the soil
Thatch is a layer of dead and living organic matter, including stems, leaves, and roots, that accumulates between the soil surface and the green vegetation of turfgrass. While a thin layer can be beneficial, excessive thatch can impede water and nutrient penetration, and harbor pests or diseases.
Which nutrient is most critical for promoting green, leafy growth in turfgrass?
Answer: Nitrogen
Nitrogen is the primary nutrient responsible for promoting vigorous green, leafy growth in plants, including turfgrass. It is a key component of chlorophyll, which is essential for photosynthesis, giving grass its vibrant color and promoting dense foliage.