Landscape Maintenance and Management Flashcards

What is the purpose of overseeding a cool-season lawn in the fall?

Answer: Thicken thin turf by sowing new grass seed into existing lawn

Fall overseeding introduces new grass seed into thin or damaged areas of a cool-season lawn when growing conditions are ideal for germination and establishment.

What is winterization of an irrigation system and why is it performed?

Answer: Blowing compressed air through lines to remove water before freezing temperatures

Winterization uses compressed air to blow all remaining water from irrigation pipes and heads, preventing freeze damage from water expanding as it freezes inside the lines.

Which disease causes circular brown patches with a smoke ring appearance in turfgrass?

Answer: Brown patch (Rhizoctonia solani)

Brown patch caused by Rhizoctonia solani creates circular to irregular brown areas with a characteristic dark, water-soaked border most visible in morning dew.

What is the correct disposal method for pesticide containers after the product is fully used?

Answer: Triple-rinse, puncture, and dispose according to label instructions and local regulations

Empty pesticide containers must be triple-rinsed with rinse water added to spray tank, punctured to prevent reuse, and disposed of according to the product label and local laws.

What is a landscape maintenance contract required to specify in most US states?

Answer: Scope of services, frequency, pricing, and responsibilities of each party

A valid maintenance contract must define what services are included, how often they occur, pricing, liability, and what each party is responsible for to be enforceable.

What is the primary reason for performing a catch can test on an irrigation system?

Answer: Verify uniform water distribution and actual precipitation rate

A catch can test places containers throughout a zone to measure actual water delivery, revealing distribution uniformity problems, head coverage gaps, or excess overlap.