CPH CPH Landscape Design and Installation 1

Question 1

What mathematical proportion, approximately 1:1.618, is commonly used in landscape design to create visually harmonious compositions?

Accepted Answer

The golden ratio

Answer

The golden ratio (approximately 1:1.618, also known as phi) is used in landscape design to create proportions that are naturally pleasing to the eye.

Question 2

Which design principle refers to the equal distribution of visual weight in a landscape composition?

Accepted Answer

Balance

Answer

Balance in landscape design refers to the distribution of visual weight so the composition feels stable, and can be symmetrical (formal) or asymmetrical (informal).

Question 3

What is a 'berm' in landscape construction?

Accepted Answer

A raised mound of soil used to add interest or redirect drainage

Answer

A berm is a raised mound of soil used to create visual interest, improve privacy, buffer noise, or redirect surface water flow.

Question 4

Which practice BEST protects existing tree root zones from soil compaction during landscape construction?

Accepted Answer

Placing plywood or protective mats over root zones

Answer

Plywood or protective mats distribute equipment weight and reduce soil compaction in the critical root zone of existing trees.

Question 5

In landscaping, 'hardscape' refers to which of the following?

Accepted Answer

Non-living constructed elements such as patios, walkways, and walls

Answer

Hardscape encompasses the non-living, structural elements of a landscape including patios, paths, retaining walls, and fences.

CPH - Certified Professional Horticulturist Practice Test

CPH - Certified Professional Horticulturist Practice Test

CPH CPH Landscape Design and Installation 1