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Nursery Landscape Competition


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PVC pipe for irrigation is joined by connectors/couplings that are ______________ to the pipe.
B. Glued
Similar to the textural appearance of plants, ___________ can be used to create spatial illusions in a perennial garden.
B. Color
To preserve the germination ability of most seeds, store them in a
B. Cool, dry environment
___ _______ drawings show an object as seen by the eyes at eye-level.
C. Perspective
Fireblight is a disease that most often affects susceptible plants:
C. During periods of rapid succulent growth
The soil pH level primarily controls:
D. Availability of essential plant nutrients
Three types of ground patterns used in landscape design are _________________________.
A. Curved-line, arc-and-tangent, straight-line
Training plants into three-dimensional ornamental forms, such as animals, is called:
A. Topiary
Clay soils require:
A. A longer time for absorption of irrigation water than sandy soils
The approximate range of average annual minimum temperature for Plant Hardiness Zone 5 is:
A. –20 to –10 degrees
Fertilizer recommendations are often given in pounds of nitrogen per thousand square feet. How many 50 pound bags of 10-10-10 fertilizers should be applied to an area 50 X 100 ft. if the recommendation is for 2 pounds of nitrogen per 1000 sq. ft.?
B. 2
Plants that have been clipped or pruned into two-dimensional forms are:
A. Espalier
A transplanted tree or shrub should be set into the ground:
D. At the same depth at which it was originally growing
Plants that use less water and are tolerant of dry landscape sites are called:
B. Xerophytes
Which of the following is true about lady bug beetles? They:
C. Eat aphids
Damping-off is caused by:
A. Fungi
Which of the following is a disadvantage of using a time clock to control an irrigation system?
B. The plants are watered at set times, whether they need watering or not.
Which of the following is a group of terms related to landscape design principles?
B. Focalization, proportion, simplicity
The Oak Leaf Nursery advertised a group of trees with a trunk caliper of 3 inches. In the trade, it is assumed that this measurement was taken:
C. 6 inches above ground level
One function of stomates is to:
A. Give off water vapor
A friable soil is one that:
B. Is loose and of good structure and texture
Plants usually do not grow well in poorly drained soils because:
A. Oxygen content is low in poorly drained soils
To make the living area of a landscape appear larger, a designer should include plants that feature:
B. Cool-colored flowers such as blues, purples, lavenders
Which of the following turf areas is mowed to the lowest height?
D. Golf green
In plants, ________________ is the process of converting stored energy into energy for plant growth.
C. Respiration
A landscape designer uses many ______________ in developing the preliminary design for a project.
B. Bubble diagrams
Fairy ring is caused by:
A. Fungi
An “x” in the botanical name of a plant means the plant:
A. Is a true hybrid
An example of an organic material is _______________.
C. Leaf mold
Which of the following is microscopic?
C. Nematodes
The loss of water in the form of vapor from the surface of plant leaves is referred to as:
A. Transpiration
The basic underlying principle of using a mist propagation system is that it:
D. Increases humidity around the cutting and reduces transpiration
__________ is an example of a parasitic plant.
A. Mistletoe
Low-growing landscape plants should:
A. Be placed in front of intermediate growing plants
Which signal word for pesticide labels indicates the lowest level of toxicity?
D. Caution
In a landscape design, properly located plants and structures.
A. Can reduce heat intensity
Which of the following would be most suited for a hot, dry, steep bank in the landscape?
A. Creeping juniper
A shade loving border plant is:
B. Impatiens
Soft pencil leads are indicated by the letter ____________________.
B. B
A plant pathologist studies plant:
B. Diseases
A plant that dies to the ground at the end of each growing season but comes back from the same root-stock year after year is most accurately described as a(n):
D. Herbaceous perennial
Two basic types of pruning are heading-back and thinning-out. Which of the following is true about these pruning methods?
B. Thinning cuts are made close to a main branch or ground and few axillary buds are left.
Lowering the soil grade around a tree removes many of the tree’s ___________ roots.
C. Feeder
Water availability, temperature extremes, and ________________ should be considered when selecting trees for the landscape.
C. Soil type
The four life cycle stages of beetles such as the Japanese beetle are:
A. Egg, grub, pupae, adult
An important step in properly composting landscape refuse is to:
D. Thoroughly moisten each layer of material
A pencil lead that is soft, prints well, erases easily, and tends to smear easily is _____________ .
B. 3B
A large perennial that provides a general effect of mass and grows in excess of five feet is:
C. Pampas grass
Lawn sprinkler systems are installed so they provide even coverage. This is accomplished by:
A. Spacing the heads so that each sprinkler sprays to the next sprinkler
The statement on a bag of fertilizer that lists the percentages of nitrogen, phosphorous, and potassium contained in the fertilizer is called a(n) ___________________ analysis.
A. Fertilizer
Callus is a term usually referring to:
B. The first tissue to develop on a cutting just before the roots form
A ____________ is a woody perennial that has more than one main trunk.
C. Shrub
Mrs. Thompson loves spring flowering bulbs. Which of the following would you suggest for Mrs. Thompson to plant?
A. Hyacinthus orientalis cv.
If a two-cycle engine on a weed trimmer uses a 24:1 fuel ratio, you should mix:
A. 24 parts gasoline to 1 part oil
Soil texture refers to:
B. The size of the soil particles
In nursery production, a “liner” refers to ______________________.
B. A rooted cutting or small seedling
Which of the following is a deciduous vine?
A. Chinese wisteria
When planting ground covers grown in compressed peat containers:
B. Make several cuts down the sides of the container before planting
What part of a lawn mower prevents dust from entering the carburetor?
A. Air cleaner
The optimum germination temperature for most bedding plant seeds is:
D. 75 to 85ºF
Paul had 400 containers of mature Salvia to wholesale to a landscaper. His cost of producing the plants, including labor, was $832. If he adds 30% to the cost of production as his profit, how much will he charge the landscaper per container?
C. $2.70
Which of the following statements is true about applying dry fertilizer to a lawn
C. It is a good practice to water-in dry fertilizer applied to a lawn
The classifications of soil particles based on size are sand, silt, and:
A. Clay
Which fuel is used in chainsaws, string trimmers, and other 2-cycle engines?
D. Gasoline and oil mix
Which of the following is the proper recommendation for pruning trees at planting:
A. Pruning should be limited to shaping the plant by removing dead or damaged limbs
The practice of manually watering a container plant until water comes out of the drainage holes of the container is effective for helping to reduce the buildup of _____________ in the growing medium.
B. Soluble salts
A scale of 1” = 2’0’ means that:
C. 1” of blueprint equals 2’ in the landscape
The best time to spray a glyphosate is:
B. When weeds are in active growth
Which of the following groups contains only evergreen plants?
C. American arborvitae, Camellia, Japanese Yew
Which of the following is a group of small-growing trees?
C. Crape myrtle, Eastern redbud, Japanese black pine
When referring to the USDA Plant Hardiness Zone map, one can determine the:
A. Minimum expected temperature for an area
One of the best ways to speed up the rooting process of cuttings is to:
A. Provide bottom heat
Fred was about to drive the tractor down the street to another landscape job when Alan said, “Hey, you had better put that orange triangle on the back of that tractor before you get run-over.” Alan was referring to the:
B. Slow-moving vehicle sign
Divide and separate fall blooming perennials:
A. In early spring
Leaf miners lay their eggs:
B. Inside the leaves
An area of the landscape that includes space for such items as a clothes line and garbage cans is the ___________ area.
A. Service
The landscape design principle of interconnection:
D. Occurs when visual components are physically linked together
When trying to save trees on a construction site, cut and fill under the drip line of the trees should be limited to a depth of ___________ inches.
D. 0 (Never cut or fill under the drip line of trees.)
______________ pruning is a pruning technique concerned primarily with the removal of branches that could lead to damage or weaken a plant’s health and appearance.
A. Natural target
Underground stems with scale-like fleshy leaves (leek and onion) are called:
C. Bulbs
In most plants, a hormone called auxin is produced by the terminal bud. It moves downward into the shoot and inhibits the growth and development of lateral buds. This is called:
B. Apical dominance
Some seeds are produced in the fall and remain on or in the ground until they germinate in the spring. Exposing seeds to the winter cold and moist soil is nature’s method of ________________.
B. Stratifying
Once they are beneath the bark surface, ________________ are difficult to control.
A. Borers
The use of plant materials and landscaping techniques to conserve soil moisture and to reduce water usage is:
A. Xeriscaping
Which of the following describes plants that lose their leaves during the winter?
B. Deciduous
Hardiness refers to:
B. The quality of being strong and being able to survive in a certain region
Hardening-off is a term used in the nursery/landscape industry to mean:
D. Acclimatizing tender plants to harsher, outdoor conditions
Which one of the following plant hardiness zones is colder than Zone 6?
D. Zone 3
Many insect traps attract insects with:
A. A sex attractant
Some vines use ___________ to support themselves as they climb.
A. Tendrils
A ________ is a landscape designer’s tool for drawing circles on a landscape plan.
B. Circle template
The following plant grows from a tuber:
D. Elephant Ear
The best definition of a surfactant is a:
A. Material added to a 1iquid spray solution to reduce surface tension between the liquid and leaf surface
Which type of insecticide would be most effective against sucking-type insects?
B. Systemic
The three major divisions of a soil profile are:
D. topsoil, subsoil, and parent material
A lawn mower with blades parallel to the surface of the ground is called a(n):
B. Rotary mower
Which of the following groups contains only deciduous plants?
A. Cedar Elm, Carya illinoensis, Red Oak
A 50 pound bag of 5-10-15 fertilizer contains _________________ pounds of nitrogen.
D. 2.5
The scientific name for Heavenly Bamboo is:
B. Nandina domestica
The turfgrass least tolerant of shade is:
D. Bermudagrass
Which of the following is not an important environmental requirement for germination to occur?
C. Carbon dioxide
Light energy, carbon dioxide, and water enter into the process of photosynthesis, through which:
B. Carbohydrates are formed
When planting B&B plants:
B. The tie string should be cut from the trunk of the plant
The most common synthetic root-promoting chemicals used in rooting hormones are:
D. IBA and NAA
There are five common methods of night lighting for landscapes. They are:
B. Walk, silhouette, shadow, up, and down lighting
What information is not contained in the legend on a final landscape plan?
D. Designer’s name
When planting a bare-rooted tree, the tree should be planted:
D. Directly even with the original soil level
The road in front of Steve’s house has become traffic congested in recent years. The view, and especially the noise, bothers the family. When Steve discussed this problem with a landscaper, the landscaper mentioned berms. What was the landscaper talkin
D. Tall mounds of soil placed between the house and road to block the noise and view
A propagator in a nursery business is responsible for:
A. Starting new plants from seeds, cuttings, grafting, or other means and planning the propagation schedule
A glyphosate is a non-selective herbicide that will kill:
B. Any green plant that it contacts
A major advantage for producing nursery stock in containers is that it:
B. Allows for transplanting any time during the growing season
A method of fertilizer application is _______________ .
C. Side dressing
Brown patch, dollar spot, and gray snow mold are all diseases of:
B. Turfgrasses
Which plant is a vine?
D. Lonicera japonica
If a container-grown nursery crop has been over watered for a long period, a grower might expect to find the roots in the following condition:
A. The roots dead or absent at the bottom of the container but healthier in the top portion of the container
Site features to consider when conducting a site survey include:
B. Topography, soil conditions, natural features, and existing vegetation
Food produced in the leaves moves to other parts of a plant through the ___________.
A. Phloem
Which of the following would be the best response if a client calls you in October and wants to know what to do about a 20-foot Japanese pine that has turned completely brown?
A. Cut it down. It is definitely dead.
When installing a landscape, which step (from the following list) should be completed LAST?
A. Plant the trees and shrubs
Cuttings in the rooting bench should be:
A. Kept constantly moist
Examples of cool season grasses include perennial ryegrass, bentgrass, and:
B. Fescue
Magnesium, calcium, and sulfur:
A. Are essential elements needed for plant processes
A “spreader-sticker” added to a spray solution causes the chemical to:
B. Better cover the plant surface and resist being washed off by rain and irrigation
Informal landscapes:
C. Are constructed with asymmetrical balance and curved lines
When selecting ginkgo trees for the home landscape, you should choose:
B. Male trees only
Functional roles of plants in the landscape do not include:
D. Greening up
Professional-grade string trimmers are usually powered by:
C. A 2-cycle engine
To increase the bushiness of a flowering plant while the plant is young, one should:
C. Pinch the stem tips of the plant
Liriope and Ajuga are generally classified as:
B. Groundcovers
The recommended minimum width for a residential walkway in the public area of the landscape is _________ feet.
A. 3.5
Which of the following is a major reason for mulching landscape plants?
C. Moderates soil temperature and conserves soil moisture
A color scheme in a garden that produces a carnival-like effect is referred to as being:
D. Polychromatic
A group of plants located along the perimeter of a landscape use area is called a ________ planting.
A. Border
Which tree has the finest textured foliage?
C. Mesquite
Which of the following serves as a food reservoir for the developing embryo within the seed of a monocot?
A. Endosperm
The term ______________ is used in horticulture to define plant injury sometimes caused by pesticides.
D. Phytotoxicity
An example of a creeping or prostrate coniferous evergreen is:
A. Juniperus horizontalis
A major advantage for using slow-release fertilizer in container-grown nursery stock is that it:
A. Supplies nutrients over a long period of time with one application
A plant that remains vegetative during its first season of growth and flowers in the second season is a(n):
A. Biennial
A landscaper in New York calls a wholesaler/grower in Tennessee to inquire about plant material for a landscape job. One of the trees he asks about is bald cypress. He wants to know if it is hardy in middle New York. The grower says, “Let me see, that
C. USDA Plant Hardiness Zones
Plowing or tilling a bed or lawn when it is excessively wet may:
B. Damage the structure of the soil
Most landscape plants like the soil pH:
A. Slightly acidic
In the plant name Ilex x merserveae ‘Blue Princess’
A. The genus is Ilex, the “x” means it is a hybrid, the species is meserveae, and the cultivar is Blue Princess.
B&B in the nursery/landscape trade means:
A. Balled and burlapped
When installing a landscape, which step (from the following list) should be completed FIRST:
C. Install the drainage system
Which insect eats out trails between the leaf surfaces?
B. Leaf miners
Wisteria, clematis, and Japanese honeysuckle are examples of:
B. Vines
When should soil NOT be tilled?
A. When it is wet
When using heat to sterilize/pasteurize soil, the soil should be heated to:
D. 180ºF for 30 minutes
Mr. Roberts told his horticulture class that the temperature for rooting shrubs should be no lower than 70 ºF. He was referring to the:
D. Temperature of the rooting media

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