BLArch Bachelor of Landscape Architecture Horticulture and Planting Design

Question 1

Which USDA Hardiness Zone covers most of the Pacific Northwest coastal region of the US?

Accepted Answer

Zone 8

Answer

Zone 3

Answer

Zone 6

Answer

Zone 11

Question 2

What is the primary purpose of a 'rain garden' in landscape planting design?

Accepted Answer

Capture and infiltrate stormwater runoff

Answer

Aesthetic focal point

Answer

Provide shade to adjacent structures

Answer

Reduce wind speeds on site

Question 3

Which term describes the practice of using plants native to a specific region in landscape design?

Accepted Answer

Native planting

Answer

Xeriscaping

Answer

Naturalistic planting

Answer

Biophilic design

Question 4

What does 'xeriscaping' primarily aim to achieve in landscape design?

Accepted Answer

Reduce water usage through drought-tolerant planting

Answer

Maximize biodiversity

Answer

Increase canopy cover in urban areas

Answer

Improve soil fertility over time

Question 5

Which soil amendment is commonly used to improve drainage in heavy clay soils?

Accepted Answer

Coarse sand or grit

Answer

Peat moss

Answer

Compost

Answer

Vermiculite

Question 6

What is the term for the arrangement of plants by height from tallest at back to shortest at front in a border?

Accepted Answer

Tiered arrangement

Answer

Layered planting

Answer

Staggered massing

Answer

Succession planting