Hort Certification Review

The correct planting depth for all perennials is 4 - 6".

Which type of nursery stock is dug from a production field with an undisturbed ball of soil around the roots?

When displaying fertilizers in bags, it is important to...

 Tall fescue will out-perform perennial ryegrass in a non-irrigated lawn.

Perennial weeds can reproduce both vegetatively and by seed production

The texture of a soil is a description of its:

The 3 numbers of a fertilizer analysis indicate the fertilizer's % by weight of nitrogen, phosphorus and potassium.

Which of the following is NOT one of the three sections in the standard format for Technical Specifications?

The point of attachment of a leaf to a stem is called a __________ .

Large pore spaces in a soil usually contain ________ while small ones often contain ________ .

Low soluble salts in a growing medium can be harmful to plant health, but high soluble salts is not a problem.

A herbicide label contains no information about what crops the herbicide can be used on. 

Two factors that impact fungicide application frequency are:

All mineral plant nutrients are taken up from the soil by plant roots as _____.

A perennial weed is easier to kill with Paraquat than an annual weed.

According to IAH Chapter 15, over 70% of all plant health problems are Abiotic.

Fall Webworms and Eastern Tent Caterpillars are plant defoliators

Preemergent herbicides kill weeds when applied to emerged plant foliage.

 A Performance Specification describes in detail WHAT is to be done and HOW to do it.

White pine weevil actually causes damage as a borer.

Which cultural practice would not be effective at reducing turfgrass weed problems?

Ornamental grasses do not require extensive soil preparation for healthy growth.

Water vapor moves out of a leaf through holes that can be opened / closed by the plant. What are these openings called?

True fungi reproduce by spores that are usually contained in _________ .

Which is NOT a bacterial disease?

Spruce Spider Mites produce honeydew and spittle on many conifers.

The first step in weed management plans for a nursery or a landscape is to assess the site.

Postemergent herbicides are generally applied to emerged plant foliage.

When working with a customer, it is important to...

When making a proper thinning cut of a large limb, it's important to completely avoid cutting through the branch collar.

All perennials should be lifted and divided every three years. 

Gypsy Moth is a defoliating insect widely present in West Coast states.

When backfilling a planting hole in average or slow-draining soils, you should backfill with:

The very minimum for proper handling of a wire basket on a soil ball is to:

The purpose of a ____________ is to familiarize the designer with the opportunities and constraints existing on a site.

An important key to successful culture of hardy bulbs is to be sure soil conditions provide adequate:

3 possible themes to consider when developing concepts for your landscape are rectilinear, curvilinear and arc & tangent

Which of the following is NOT a usual function of roots?

Phosphorus applications should not be made to a lawn unless a soil test indicates that it is needed.

The best timing for cutting back ornamental grasses is ____________ .

What is the most basic building block of all plants?

Which of the following dissolves in water to form a true solution?

A plant categorized as requiring full sun indicates that the plant requires at least six hours of direct sun per day.

What does the signal word on a pesticide label indicate?

Which of the following is not a component of a soil?

 A single central leader is best for most shade trees.

White grub insecticides will control moles.

Plant tags with pictures are an important marketing tool for perennials in early spring since...

In the nomenclature of Cornus florida, the generic name and specific epithet combine to form the species name

The Legend on a drawing defines the meanings of symbols used on that drawing.

Geotextile weed matting is commonly used for controlling established perennial weeds in landscape beds.

Fourteen essential plant nutrients come as minerals from the soil. Which three come from the air or water?

Existing lines of topography are usually shown on a grading plan with broken or dashed lines.

Cooley Spruce Gall Adelgid causes bumps or swellings on stems and twigs.

Which of the following insects can defoliate a flowering crabapple?

 Why should the amount of perennial ryegrass be limited in the seed mix for a new lawn?

 A white residue on the leaves of plants watered by overhead sprinkler system w/ high pH water is beneficial to plants.

 How many pounds of 25-10-10 are needed to apply 1.0 lb N/1000 ft² to a 10,000 ft² lawn?

Bacteria cause many abiotic diseases.

Perspective drawings are a common form of drawing used in Contract Documents.

What action should you take first if a pesticide is spilled on your skin or clothing?

When should the majority of fertilizer be applied to cool-season turfgrasses in Indiana?