2022 Nursery Landscape CDE Exam

A designer paired a red/purple barberry with a yellow sunshine ligustrum near the front door. These evergreen shrubs grow to similar size. Which of these was the designer probably trying to achieve?

• rhythm

• focalization

• simplicity

• symmetrical balance

Which of these statements is true about early spring flowering shrubs?

• THey should be pruned in mid-winter.

• Their flower buds develop on wood from the previous growing season.

• Early Spring pruning means more flowers, which develop quickly.

• They develop flowers on new spring growth.

Which of these is an herbaceous perennial?

• Mahonia

• Spiraea

• Hosta

• Azalea

Non-verbal communication skills are important in salesmanship and client relations. One non-verbal signal that helps indicate that you are listening intently to the client is:

• eye contact

• looking outside the sales space

• hands on hips

• wrinkling the nose

Mulching landscape plants has several benefits. Which of these is NOT a significant benefit of mulching?

• winter protection

• reducing water loss from the soil

• nutrient modification

• moderation of soil temperatures

In the landscape plant botancial name, Acer saccharum cv., the 'cv' stands for:

• color variation

• cultivar vitae

• common variety

• cultivar

A landscape plant is tagged “Zones 5-9”. What does this mean?

• the plant will survive the winters in USDA climatic zones 5-9

• the plant will survive with natural rainfall in zones 5-9

• the plant will survive in the national association of landscaper's zones 5-9

• the plant will survive all naturally occurring condtions in zones 5-9

Lawn grasses vary in their ideal soil pH range, but a general range for best nutrient availability is:

• 6.5 to 7.0

• 5.0 to 6.0

• 4.5 to 5.5

• 5.5 to 5.7

Auxin is important in plant production. It is best described as:

• A naturally occurring resin for stem elongation.

• A plant hormone used to stimulate the rooting of cuttings

• a synthetic herbicide

• a city in texas with huge international nursery trade

When using a walk-behind mower on a steep sloping lawn, it is safest to mow:

• across the slope

• in a crosshatch pattern

• up and down the slope

• up the slope only