PLS 211

HERBACEOUS LANDSCAPE PLANTS

FALL 1998

Final Examination

Name ___________________

This test is composed of two parts; matching (60 points) and list five (40 points). Please write legibly so I can read your answers and if you use common names, avoid ambiguity. Answers should be derived from the plant lists, required texts for the course or lecture material.

Part I Matching (60 pts). Fill in the appropriate letter under each category for each plant, using the letter from the key provided. Indicate the primary ornamental characteristics for each plant (ornamentation) and then indicate the color of this primary characteristic. As an example, if the primary ornamental characteristic is the fruit, what is the color of the fruit, or if the primary ornamental characteristic is foliage, what color is the foliage in addition to green. Green can only be used as a color if the foliage is the primary ornamental characteristic and there is no other color than green in the foliage. If a plant is evergreen, please indicate this by selection the evergreen option. In the last column, indicate the plant’s preferred light requirements in which it will grow. Use only one letter per blank.

Plant height Ornamentation Color Sun

a = less than 1’ a = Flowers a = red, pink a = sun

b = 1-2’ b = Fruit b = orange b = part sun

c = 2-4’ c = Foliage (colored) c = yellow, gold c = shade

d = greater than 4’ d = Evergreen d = blue, purple

e = vine e = white, cream

f = green

g = not showy

Plant Ornament- Color Sun

height ation

Achillea filipendulina _____ _____ _____ _____

Amsonia hubrectii _____ _____ _____ _____

Andropogon ternatus _____ _____ _____ _____

Anemone x hybrida _____ _____ _____ _____

Antirrhinum majus _____ _____ _____ _____

Arctostaphylos uva-ursi _____ _____ _____ _____

Arctotis stoechadifolia _____ _____ _____ _____

Artemisia ludoviciana _____ _____ _____ _____

Asclepias tuberosa _____ _____ _____ _____

Aster lateriflorus _____ _____ _____ _____

Aurinia saxatilis _____ _____ _____ _____

Plant height Ornamentation Color Sun

a = less than 1’ a = Flowers a = red, pink a = sun

b = 1-2’ b = Fruit b = orange b = part sun

c = 2-4’ c = Foliage (colored) c = yellow, gold c = shade

d = greater than 4’ d = Evergreen d = blue, purple

e = vine e = white, cream

f = green

g = not showy

Plant Ornament- Color Sun

height ation

Begonia x tuberhybrida _____ _____ _____ _____

Bergenia cordifolia _____ _____ _____ _____

Calamagrostis arundinacea _____ _____ _____ _____

Campsis radicans _____ _____ _____ _____

Capsicum annuum _____ _____ _____ _____

Catharanthus roseus _____ _____ _____ _____

Celastrus scandens _____ _____ _____ _____

Centaurea montana _____ _____ _____ _____

Ceratostigma plumbaginoides_____ _____ _____ _____

Cosmos sulphureus _____ _____ _____ _____

Crocus hybrids _____ _____ _____ _____

Dianthus caryophyllus _____ _____ _____ _____

Dictamnus albus _____ _____ _____ _____

Digitalis purpurea _____ _____ _____ _____

Echinacea purpurea _____ _____ _____ _____

Erianthus ravennae _____ _____ _____ _____

Plant height Ornamentation Color Sun

a = less than 1’ a = Flowers a = red, pink a = sun

b = 1-2’ b = Fruit b = orange b = part sun

c = 2-4’ c = Foliage (colored) c = yellow, gold c = shade

d = greater than 4’ d = Evergreen d = blue, purple

e = vine e = white, cream

f = green

g = not showy

Plant Ornament- Color Sun

height ation

Euonymus fortunei _____ _____ _____ _____

Galanthus nivalis _____ _____ _____ _____

Galax aphylla _____ _____ _____ _____

Gazania rigens _____ _____ _____ _____

Geranium ‘Johnson’s Blue’ _____ _____ _____ _____

Helleborus orientalis _____ _____ _____ _____

Impatiens wallerana _____ _____ _____ _____

Iris sibirica _____ _____ _____ _____

Leucojum vernum _____ _____ _____ _____

Liatris spicata _____ _____ _____ _____

Lilium canadense _____ _____ _____ ____

Liriope muscari _____ _____ _____ _____

Lobelia cardinalis _____ _____ _____ _____

Lobularia maritima _____ _____ _____ _____

Oenothera speciosa _____ _____ _____ _____

Ophiopogon planiscapus _____ _____ _____ _____

Plant height Ornamentation Color Sun

a = less than 1’ a = Flowers a = red, pink a = sun

b = 1-2’ b = Fruit b = orange b = part sun

c = 2-4’ c = Foliage (colored) c = yellow, gold c = shade

d = greater than 4’ d = Evergreen d = blue, purple

e = vine e = white, cream

f = green

Plant Ornament- Color Sun

height ation

Paeonia lactiflora _____ _____ _____ _____

Pelargonium x hortorum _____ _____ _____ _____

Phalaris arundinacea _____ _____ _____ _____

Physostegia virginiana _____ _____ _____ _____

Platycodon grandiflorus _____ _____ _____ _____

Salvia officinalis _____ _____ _____ _____

Salvia splendens _____ _____ _____ _____

Scabiosa caucasica ‘B. Blue’ _____ _____ _____ _____

Solidago sphacelata ‘G.Fleece_____ _____ _____ _____

Sorghastrum nutans _____ _____ _____ _____

Spigelia marilandica _____ _____ _____ _____

Thymophylla tenuifolia _____ _____ _____ _____

Vaccinium angustifolium _____ _____ _____ _____

Vinca minor _____ _____ _____ _____

Viola x wittrockiana _____ _____ _____ _____

Wisteria floribunda _____ _____ _____ _____

Xanthorhiza simplicissima _____ _____ _____ _____

Part II Plant selection (40 pts). Please list plants that are best suited to the conditions stated. The use of the word “perennial” refers the hardy nature of the plant, not that it be derived from the perennial plant list.

1. You must recommend 10 plants, 5 annuals and 5 perennial, for the University of Delaware. These plants must endure the typical , stressful environment on campus. The plants must have blue/purple or yellow flowers and be able to withstand full. At least five must be in flower prior to spring commencement and at least five must be in flower during the fall semester.

_______________ _______________

2. You are asked to recommend 10 plants, 5 annual and 5 perennial. Your client does not want to use common, overused plants. They would rather to use select, less common material and it must tolerate shade. The garden is between the garage and a sidewalk, 3’ wide and 10’ long. At least one vine for the wall of the garage, and at least two evergreen plants must be used.

_______________ _______________

3. The same client asks for recommendation of 10 plants for their summer beach house in Rehoboth, DE. They spent June July and August at the beach and all plants must have yellow flowers during this period.

_______________ _______________

4. List five hardy, perennial plants that tolerate wet soil.

_______________

5. List five native perennial plants that will grow in full sun.

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