Horticulture and Planting Design Flashcards
6 cards from real BLArch Bachelor of Landscape Architecture practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Horticulture and Planting Design flashcards as text
Which of the following trees is commonly used as a street tree in US cities due to its tolerance of compacted urban soils?
Answer: Honeylocust (Gleditsia triacanthos)
Thornless honeylocust is widely planted as a street tree because it tolerates compacted soils, drought, salt spray, and urban heat.
What does the term 'specimen plant' mean in landscape design?
Answer: A single plant placed as a focal point due to its outstanding features
A specimen plant is a single plant positioned prominently to showcase its outstanding form, texture, color, or seasonal interest.
Which landscape grass is classified as a 'cool-season' turfgrass used primarily in northern US lawns?
Answer: Kentucky Bluegrass
Kentucky Bluegrass is a cool-season turfgrass that thrives in the northern US, growing actively in spring and fall.
What is 'pH' measuring when applied to soil in landscape horticulture?
Answer: Relative acidity or alkalinity
Soil pH measures the relative acidity or alkalinity on a scale of 0–14, with 7 being neutral; most landscape plants prefer a range of 6.0–7.0.
Which pruning technique involves the removal of a branch back to its point of origin at the trunk or main limb?
Answer: Thinning cut
A thinning cut removes an entire branch back to its point of origin, reducing density without stimulating excessive regrowth.
What is the main benefit of mulching around the base of trees and shrubs in a landscape?
Answer: Retains moisture and moderates soil temperature
Mulch retains soil moisture, moderates temperature extremes, suppresses weeds, and improves soil structure as it decomposes.