2023 Northwestern Floriculture CDE general knowledge exam

Which are NOT bedding plants?

• Gloxinias

• Marigolds

• Zinnias

• Pansies

African violets are typically propagated by?

• Root division

• Leaf Cuttings

• Air layering

When doing the flowers for a wedding you may work with all but one of the following arrangements: Which arrangement would not be suitable for a wedding?

• Full couch spray arrangement

• Kneeling bench arrangement

• Two tiered guest table arrangement

• Cascade bouquet arrangement

If a hue is diluted with gray, the resulting color is called:

• Tinit

• Value

• Shade

• Tone

Field production of gladiolus is accomplished by using:

• Corms

• Cuttings

• Bulbs

• Crowns

The stomata of a plant leaf:

• Regulate water vapor loss from the plant

• Prevent disease organisms from entering the plant

• Regulate nutrient entry from foliar fertilizer applications

• Must open to allow light to reach the chlorophyll for photosynthesis

An 8/10 azalea is a grade size that refers to:

• the post size

• the root/shoot ratio

• the date on which it iwas propagated

• A range in inches of diameter of the top of the plant

The unit of heat measurement used in the greenhouse industry is the:

• CCM

• Ekg

• Ocm

• Btu

Flowers, which are worn by men and printed on a lapel are called:

• Boutonnieres

• Falcon corsage

• Hand-Tied bouquet

• Pot Porri corsage

Heavy headed flowers, such as large mums, often bend by the flower head, nearing breaking off. what should be done to temporarily improve situation?

• Use wire to tie flower head on

• Use hot glue to glue

• insert tooth picks pointed through the blooms into the stems

• Use string to tie the flower head on.