I. DEFINITION
1. Horticulture = hortus (garden) + colere (culture)
derived from the Latin words, perhaps first used in the 17th century. It involves the art and science of growing so-called garden crops such as flowers, vegetables, fruits, herbs, trees. The modern horticulture integrates many natural phenomena with advanced technology and practices the art of gardening and decoration.
2. Agriculture = Technology of raising plants and animals
Animal agriculture
Animal science
Dairy science
Veterinary sciencePlant agriculture
Agronomy...field crops mainly grains and forages
Horticulture...so-called garden crops
Forestry...forest trees and products
3. Disciplines within Horticulture
Olericulture: culture of vegetables crops
Pomology: culture of fruit crops
Floriculture: production of flowers
Environmental Horticulture: culture of plants to enhance our surroundingsNursery crops (trees, shrubs, vines, and herbaceous landscape plant
Arboriculture (culture of trees and shrubs)
Landscape horticulture (care of plants in the landscape)
Turfgrass management (care of lawns and grasses)
Landscape Architecture: planning and design of outdoor space for beautification
II. ROLE OF
HORTICULTURE
1. Contribution to human health
2. Emotional fulfillment
3. Environmental enhancement
III. HORTICULTURAL CROPS
1. Food Crops
a. Vegetables
Grown for fruits or seeds (beans, peas, squash, melons, tomato, eggplant, pepper)
Grown for vegetative partsStems, leaves, flower parts (cabbage, broccoli, spinach, lettuce cauliflower)
Roots, bulbs, tubers (beet, carrot, potato, sweet potato, taro, onion)b. Fruits
Deciduous
Herbaceous (strawberry)
Shrubs (blueberries, raspberries, blackberries)
Vines (grapes, kiwifruit)
Trees: Pome fruits (apple, pear, quince)
Stone fruits (peach, plum, cherry, apricot)
Nuts (pecan, filbert, walnut, almond)
Evergreens
Herbaceous (pineapple, banana)
Shrubs (tea pomegranate)
Trees (citrus, avocado, guava, mango, coffee, cacao)
2. Ornamental Plants
a. Floricultural crops
Cut flowers (roses, chrysanthemum, carnation, alstroemeria)
Flowering pot plants (geranium, azalea, Easter lily, gloxinia
Foliage plants (philodendron, dracaena, ficus, aglaonema)
Bedding plants (impatiens, petunia, marigold, zinnia, pansy)
b. Landscape plants
Woody plants
Trees
Deciduous (oaks, elms, maples, larch, birch, willow, ash)
Evergreen (pine, juniper, spruce)Shrubs
Deciduous (lilac, spirea, viburnum, dogwood, euonymus)
Evergreen (juniper, mugo pine)
Vines (clematis, wisteria, bougainvillea, ivy)
Ground covers (periwinkle, juniper, ivy, lantana)
Herbaceous plants
Perennials (peony, delphinium, chrysanthemum, columbine)
Annuals (bedding plants)c. Turfgrass
Kentucky bluegrass, Bermuda grass, etc.
3. Industrial Crops
a. Herbs and spices (rosemary, tarragon, cloves, basil, black pepper)
b. Medicinal and drug plants (opium poppy, digitalis, reserpine, quinine)
c. Insecticides (pyrethrum, rotenone)
d. Rubber (guayule, hevea)
e. Oil (oil palm, tung, olive, jojoba, sunflower)
f. Gums (acacia, gua)
g. Fiber (hemp, manila hemp, sisal)
III. WHAT HORTICULTURISTS DO
1. Plant Improvement
Breeding of horticultural crops for better quality and higher yields.
2. Plant Propagation
Seed propagation
Vegetative propagation
Tissue culture propagation
3. Crop Production
Field production
Greenhouse production
4. Plant Protection
Disease control
Insect control
5. Plant Utilization
Food technology
Sales and marketing
6. Landscaping
Design, construction, maintenance
IV. KINDS OF ORGANIZATIONS HORTICULTURISTS WORK IN
1. Public Service
Research
Universities and experiment stations, government research agencies such as USDA, botanic gardens, arboretums
Education
Teaching in high schools, vocational schools, colleges and universities
Extension adult education in the state and federal cooperative extension service
Educational programs in public horticulture, botanical gardens, arboretums, etc.
Service and regulatory agencies
Plant inspection and quarantine services
Product grading services
Statistical reporting services
Park and recreation facilities
State and local governments
2. Private Enterprises
Crop production
Fruit and vegetable farms
Nurseries
Turfgrass farms
Greenhouses
Plant breeding
Vegetable, fruit, flower and grass breeding companies
Propagation
Nursery and greenhouse crop propagators
3. Processing and Marketing
Enterprises
Fruit and vegetable shippers, wholesalers, and retailers
Flower and foliage plant distributors and merchandisers
Nursery stock distributors, retail nurseries and garden centers
Canners, freezers, dehydrators, winery
4. Service Enterprises
Landscape designers
Landscape construction
Landscape maintenance
Technical consultants
Golf courses and athletic fields
Transportation companies
5. Suppliers
Seed and plant supply companies
Fertilizer and growing media companies
Pesticide and chemical companies
Equipment manufacturers and distributors
Supplies manufacturers and distributors
6. Your Own Business
Research and development (biotechnology, tissue culture)
Production of vegetables, fruits, ornamental plants, turfgrass, floral crops, herbs and spices, etc.
Consulting services
Landscape construction and maintenance
Wholesale and retail florists
Horticultural suppliers
Seed companies
Horticultural therapy
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