FINAL LECTURE EXAM HERBACEOUS ORNAMENTALS

What is a plants habit?

The general appearance of a plant (a plant's characteristic growth form or architecture)

What is a plants habitat?

where the plant grows/lives (the specific place/environment where that plant lives and thrives

What is cultural IPM?

using specific crop management practices to reduce pests and pesticide use

What are examples of cultural IPM?

plant selection and sanitation

What is physical IPM?

using physical methods/barriers to reduce pests from entering a specific area

What are examples of physical IPM?

sticky traps, slug and snail traps, copper blockers

What is biological IPM?

using natural enemies to control pests

What are examples of biological IPM?

lady beetles, lace wings, predatory mites

What is chemical IPM?

Using strategic pesticides only when needed and when combined with other IPM strategies

What are examples of chemical IPM?

pesticides like glyphosate

Why use grasses?

Grasses are ornamentals - they are used for texture (soft), architecture, form, size, foliage color, and for winter interest

What is a corm?

short, solid vertical underground stem with thin papery leaves

What is an example of a corm?

Crocus

What is a Rhizome?

a horizontal underground stem

What is an example of a rhizome?

iris

What is a bulb?

an underground vertical shoot with thickened fleshy scales (like an onion)

What is an example of a bulb?

Tulip

What is a tropical plant?

evergreen in the tropics but tender perennials in temperate zones

Why are tropical plants used?

enormous size, leaf textures and plant forms, colorful foliage and large flowers, and many layers of plants

How would a tropical garden look be captured?

textural contrast, species with colorful foliage, strong focal points, incorporate flowers, and layer the garden

How are tropical plants overwintered?

as houseplants, as a dormant plant or tuber, take cuttings to root over the winter, or start from seed again

What are some examples of themed gardens?

Camouflage planting, deck planting, Northside (shade) planting, Xeric gardens

What are plants that are good in shade?

European ginger, coleus, and garden impatiens

What are plants that are good in partial shade?

Chocolate white snakeroot, fall astilbe, and canna

What are plants that are good in full sun?

ornamentale kale, vinca, and snapdragon

What plants are specimen plants?

elephant ear, gas plant, and Chinese silver grass

What plants are winter interest plants?

Chinese silver grass, switch grass, and European ginger

What plants are back of border plants?

elephant ear, Joe-pye weed, and plume grass

What plants are rock garden plants?

sweet alyssum and portulaca

What plants are wetland plants?

Pink turtlehead and Joe-pye weed

What is a plant that has white flowers?

Chocolate white snake root

What is a plant that has pink flowers?

bedding begonia

What is a plant that has purple flowers?

New York aster

What is a plant that has blue flowers?

plumbago

What is a plant that has yellow flowers?

goldenrod

What are plants used for their foliage?

perilla and coleus

What is a plant that can have multicolored flowers?

snapdragon, petunia, and pansy

What plants are salt-tolerant?

northern sea oats, blue lyme grass, and switch grass

What plants make good ground cover?

purple and green sweet potato vine, black mondo grass, and purple heart

What plants are native?

Pink turtlehead, Joe-pye weed, and blue lyme grass

What plants can benefit from deadheading?

Canna, mealycup sage, and snapdragon

What plants can benefit from pinching?

Mum, tall cosmos, and Joe-pye weed

What plants can be used for screening?

Plume grass, morning glory, and Chinese silver grass

What plants are susceptible to whitefly?

Hawaiian hibiscus and Lantana

What plants are susceptible to powdery mildew?

Beebalm and New York aster

What is a plant that has orange flowers?

marigold

What plant is susceptible to spider mites?

Marigold

What plant is susceptible to aphids?

Nasturtium

What plants are edible?

Nasturtium and Pansy