2019 National Nursery Landscape Contest

Oaks are commonly propagated commercially by ___.

Which of these is NOT a benefit of a mulched area around established landscape trees?

Which of these is usually the factor contributing most to problems with pesticide drift?

A tractor driven on public roads should always have:

One of the primary safety features on a chainsaw is the:

If you find an ootheca (egg mass) of a praying mantis in your landscape, you should:

In general, when pruning trees which of the following should be removed?

Generally, meat scraps, bones, grease, and dairy products should not be added to a compost pile because these materials:

On a topographic map, lines are drawn to represent vertical elevation (Slope of the Property). These are referred to as:

Before digging to install a landscape you should:

Which area of turf on a golf course is usually mowed shortest and generally receives the most care?

All the needles on a white pine in Roberta's landscape turned completely brown this October.

The blooming period of many annual flowers can be extended by:

A loam is best described as a soil that has:

A gasoline and oil mix at a ratio in the range of 20:1 to 50:1 is most likely intended for a:

A call to ___ is always advisable if you think you may be digging anywhere near underground utility line.

In which of the following situations would a soil sterilant be used most appropriately?

Carrying adequate liability insurance on a business helps reduce ___ for the business.

Why should a landscaper call 811?

The following notes were given for a landscape installation project. Which is NOT within standard recommendations?

USDA Plant Hardiness Zones are based on the ____ for an area.

Which of these groups are all deciduous trees?

Which statement tells us the most about the financial health of this company?

Which of these plants would be most difficult to propagate by division?

At maturity, a large deciduous tree planted on the north side of a south facing home in the continental US will:

Lady bug beetles are important beneficial insects in the landscape. They are especially known & valued for feeding on:

A soil with a pH of 7.5 would probably be too ____ for most landscape plants.

A light covering of straw is sometimes placed over newly seeded turf areas to:

A fuel/oil mix ranging from 16:1 to 50:1, depending on the manufacturers recommendations, is required in:

Heather needs to remove a piece of wire that was wrapped around her rotary mower blade. What safety matters are done:

IPM is an acronym for which of the following?

A good rule of thumb for mowing grass is to:

A soil with a pH of 4.0 would probably be too ____ for most landscape plants.

Upright trees generally have a center, main branch called a ___ and side branches often called ___ branches.

In the landscape plant production business, ____ has almost been abandoned as an ingredient in the growing mix.

The new growth on pine trees is known in horticultural terms as:

Whiteflies are major pests of ornamental plants as well as agronomic crops. They have __ mouth parts.

Which of these plants has the finest leaf texture?

Items in the landscape such as walls, water features, paving, and fencing, are referred to as part of the:

Which of these is NOT a common type of night lightning for the landscape?

Which of these plants is generally LEAST tolerant of severe pruning?

It is recommended to remove no more than ___ of the turfgrass leaf-blade height at each mowing.

The walkway leading to the front door of a house should be at least __ ft. wide.

Which of the following has the greatest effect on iron availability in the soil?

One of the long recognized retail techniques to help with retail sales is to:

Which of these would be involved in research and control of pathogenic organisms in plants? A plant:

Which of these plants bloom naturally in the fall only?

Which of the following is considered a landscape maintenance task?

Which of these generally increases the rooting percentage of softwood cuttings?

What effect, if any, does the terminal bud have on lateral buds of plants?

In the name Acer Rubrum cv. October Glory, 'October Glory' is a ____ name.

If the landscape sloped 18ft. over a horizontal distance of 100ft., the slope of the site is said to be ___ %

A recommended size for home compost piles is generally:

Which of the plants below are considered invasive plants?

Which of these is a pest control system in which some pest damage is tolerated before pesticides are applied?

Which of the following soil ingredients should NOT be used in a potting mix for nursery stock?

One symptom of iron deficiency in plants is:

Variable costs in the operation of a nursery would include:

The signal word "caution" on a pesticide label indicates:

Nutrient most lost from the soil & is applied according to general recommendations for plants needs other than soil test

2 closely related plants may be the same genus and species yet have different characteristics because they are:

The 'leaves' on junipers are best described as:

A pH of 5.0 is 10 times more acidic than pH 6.0, and ___ times more acid than a pH of 7.0

Which items should be included invariable costs for a container plant nursery?

A simple plant leaf is made up of which of the following?

Which propagation method is likely to produce the greatest variability in the genetic makeup of the new plants?

Which of these is a beneficial organism in the landscape?

Which of these is NOT an item used to aid in soil erosion control?

The gap on the spark plug must be a specified width in order to:

If the pH of a Bermudagrass or fescue lawn is 5.0, then an application of __ would most likely be recommended.

Most of the feeding roots of established trees in the landscape area:

In pruning shrubs, heading back cuts should be made:

Astilbe, Purple Coneflower, Shasta Daisy, & Day Lily are all classified which of the following?

Bagworms often infest which of the following plants?

Patented plants cannot legally be propagated without ___ being paid to the patent holder.

In monocots, the number of cotyledons is ____, while the number of cotyledons in dicots is ____.

Crowding container-grown shrubs closely together for long periods during growth will most likely result in plants being:

Hydroseeding, which is the process of ____, is often used to establish grass on steep slopes.

Blackspot on roses, as well as powdery and downy mildews on plants, are caused by:

Naturalized plants are plants that:

Overhead watering of nursery crops in the evening, especially after the sun sets may:

The recommended method of preparing disposable foam earplugs before inserting into the ear is to:

Which of the following is undesirable in landscape trees?

Which of the following has outstanding bark for visual effect in the winter landscape?

How many trees can be grown on an acre if they are planted in rows that are 5ft. apart with trees in the row spaced 3ft.

A 50 pound bag of fertilizer with an analysis of 16-4-8 contains ____ pounds of nitrogen.

A good soil mix, under ideal conditions, contains roughly 50% solid matter, __% air, and __% water.

Which of these is NOT a step recommended in pruning trees?

How many trees can be grown on 1 acre if they are planted in rows that are 6ft. apart with trees in the rows spaced 4ft.

Generally, solid wooden fences should be about __ ft. high to provide privacy, some wind protection & reduced noise.

A bag of fertilizer with an analysis of 5-10-15 consists of:

Which of these is NOT a type of plant grafting or budding?

Which of the following would make the best general-purpose soil mix for a potted nursery crop?

Which of these plants die to the ground each fall and reemerge in the spring from the same root system in the US?

What is most important for a landscape designer or landscaper to know when designing a residential landscape?

Foundation plants of a home landscape should generally be arranged to move the viewer's eye to the front door of a home:

Which of the following should NOT generally be added to a potting mix for azaleas?

Which of these would be easiest to propagate by simple or serpentine layering?

On which area of a golf course is the care of turfgrass most intense and most important?

Which of the following is the recommended type of turf aeration that allows for max. penetration of air & water in soil?

The color of hydrangea blooms (Hydrangea macrophylla) is closely related to:

Which tree does NOT provide good fall color?

Which of these is generally the most important condition for ensuring success when propagating shrubs from softwood cuts

When a golf ball lands on the green, the ball may dig into the turf requiring repair of the ___ by the greenworker.

Which plant disease organism is the most difficult to control with chemicals once the plant is infected?

In which of the following situations would a soil sterilant be used most appropriately?

Which of the following is NOT true about the proper construction & maintenance of a compost pile?

Turf that is to be maintained at 2 in. high should be mowed when it is about ___ inches tall.

3 of 6 landscape design principles are: rhythm, unity, and focalization. What are the other three?

Which signal word on a pesticide label indicates the most serious hazard?

Which of these trees, depending on variety, may bloom white or pink?

Which of these ornamental trees is commonly sold in either white or pink blooming varieties?

Which of the following plants is most often propagated by budding and grafting?

The purpose of the edging trench cut between the Bermudagrass and pine straw mulch is to help:

If the ____ are pruned from a plant, the plant can generally be expected to become bushier.

Which of these helps keep a retaining wall from collapsing from the force of the soil behind the wall?

Entire leaf margins are best described as ___ while serrated leaf margins are ___.

Grasses that are to be maintained at a low height, such as bentgrass on golf greens, are best cut with a ___ mower.

In dichotomous key may be used to:

When should azaleas, hydrangeas, dogwoods, and other trees and shrubs that bloom on old wood (past growth) be pruned?

An organism capable of causing a disease is called a(n):

How often is agricultural lime applied to the lawn?

When is the optimum time to prune Azaleas?

If production and sales at a container nursery increase dramatically, variable costs most likely would:

Which plant would not likely need staking when planted in the landscape?

This type of insurance provides wage replacement and medical benefits to employees who are injured on the job.

Most hollies are ___, having male parts on one plant and female parts on another plant.

In most landscape plants, pruning stimulates:

A 50 pound bag of a 10-12-15 fertilizer contains ____ pounds of nitrogen.

The ____ determines the flower color of Hydrangea macrophylla (Bigleaf Hydrangea).

Which of the following is true about sticking softwood cuttings?

Which of the following groups of plants are most often propagated by seed?

In the analysis of a landscape business the following data for the year were collected. What indicates the profitability

The service area of the home landscape might include a:

A signal word on a pesticide label indicates the least serious hazard and is often found on pesticides sold to homeowner

A ___ mower will generally give the cleanest and smoothest cut to a turf area.

To decrease the chances of disease development in nursery crops, overhead irrigation should be done __ when practical.

The use of parasitic wasps and lady bird beetles to control insects is considered:

A pesticide that enters the plant system & moves throughout the plant to control plant pests as they feed on the plant

A plant process in which stored sugars are used as energy by the plant for growth is:

Which of these grasses cannot generally be established from seed and is most successfully established by plugs/sod/sprig

In the botanical name Echinacera purpurea 'Magnus' , Magnus is the:

Which of these tells the most about a plant's ability to survive summer heat in a given area?

An advantage of using plants in the landscape that are native to the area or plants that are derived from native species

Dead heading is a labor intensive process 4 landscapers as well as homeowners. The major objective of dead heading is to

A bright orange triangle on the back of a vehicle means:

A method used to measure the acute oral and dermal toxicities of pesticides is called:

This company sells mostly large balled-and-burlapped shrubs and trees. When is the harvest and delivery season?

In an end of the year business analysis, which of these indicates the most significant loss for a business?

Which of these flower parts is male?

To help prevent plants from growing too close to a building at maturity, most shrubs in the foundation should be planted

Generally, the best time to prune deciduous trees is:

# of trees can be grown on an acre if they are planted in rows that are 6ft. apart with trees in the row spaced at 4ft.

Which of these is the formula for photosynthesis (when in the presence of light energy)?

Which of the following types of organic matter generally should NOT be used in the landscape planting holes?

An example of items commonly found in the service area of the home landscape include:

Which of the following statements is most correct about soils of the US?

Focalization in the home landscape is used to:

Extra fuel for easier starting of a small engine is often supplied by pressing the _____.

When producing plant from seed, which of these is usually the most important for seed germination?

Which of the following is a properly written botanical name for Japanese Maple?

Which of these is a complete fertilizer?

When pollen from the flower of one plant is transferred to the stigma of a flower on another plant, __ has occurred.

If a tree is a weeping variety, such as a weeping willow or weeping cherry, it would be expected to:

Most important type of insurance that a landscaper should have to help protect the property owner as well as themselves

A method used to measure the acute oral and dermal toxicities of pesticides is called:

Which of these is an LD-50 rating that would be most toxic to humans?

Landscape soils that are ____ are generally best for plant growth.

Which of the following would be the most likely to survive being planted into the landscape during the hot summer months

One of the major problems in maintaining interior plantscapes is:

If sand and organic matter are incorporated into a growing media, it would be expected that __ will be improved.

Most plant diseases are caused by:

Which of the following is a Federal tax that is deducted from the pay checks of full time employees?