Learn to identify and grow a wide range of plants and understand the science that underpins horticulture. This advanced horticultural course is ideal for gardeners, landscapers, horticulturalists or those who work in garden centres or retail nurseries.
The Certificate of Horticulture (Advanced) is an online professional development program that follows on from the Certificate of Horticulture and shows you how to identify a wide range of plants systematically and scientifically to maximise their care and prolong their growth cycle.
In this online horticulture course, you will study groups of plants, herbs, vegetables, fruit, berries, nuts, and indigenous, ornamental, tropical, indoor and bedding plants.
On completion of this course, you’ll have a strong foundation in horticulture to pursue a lifelong career.
Unit 1 – The groups of plants
How to use a botanical key
An easy key to plant groups
History of organised nomenclature
International code of botanical nomenclature
Ranks of taxa
Principle of priority
Plant and animal nomenclature
Choice, construction and spelling of names
Changes in names
Plant breeders rights
The lower plants
Classification according to the way plants dispose of excess leaves
Classification of plants according to the type of leaf
Unit 2 – Use of plants
Plants in the landscape
Choosing your plants
Vandalism and planting
Soil restrictions on plant selection
Soil is the environment of the plant’s roots
Unit 3 – Indigenous plants
What conditions does a particular plant species
Native Australian plants
Native plants for
British Isles (to include great Britain & Ireland)
North America (including Canada & USA)
China, Japan, Korea
City of Essendon Street tree report 1977
Quick reference plant directory
List of Australian plants
Unit 4 – Ornamental plants – non-Australian
Rhododendrons and azaleas
Roses and conifers
Popular ornamental trees
Guide to shrubs in the landscape
Environmental influences on plant selection
Shrubs which withstand wet soils
Shrubs which withstand very wet soils
Shrubs which grow in shaded areas
Shrubs suited to coastal areas
Suited to cold areas (resisting frost and cold winters)
Shrubs suited to warm climates (does well in sub tropics to tropics)
List of ornamental plants
Unit 5 – Indoor and tropical plants
Tropical indoor plants and ferns
Landscaping with ferns
Unit 6 – Bedding plants
Unit 7 – Vegetables
What can be grown?
How do you decide what to grow?
Where to get helpful information
Varieties and seed
Soils / plant foods
Unit 8 – Fruit, berries and nuts
Unit 9 – Herbs
Insect controls and companion plants
Plants which improve the soil
Quick guide to companion planting
Quick guide to controlling pests with herbs
Understanding fertile soil
Herbs for use in pot pourris
Quick reference herb chart
The mints (genus: mentha)
Landscape design with herbs
Unit 10 – Alternative growing techniques
What’s in a pot?
When you go away
Preventing moss and algae in pots
Potting up plants
Classification of hydroponic systems
Variables of a system
Why practice hydroponics
Other growing techniques
Unit 1 – Introduction
Diagnosis of problems
Is there more than one problem?
Systematic logical approach to inspecting the plant
Conducting an inspection
Pest & disease review worksheet
Example pest & disease review worksheet
Unit 2 – Overview of Preventative Controls
Preventative control of pests and diseases
Methods of pest management
Integrated pest management
Using disease resistant varieties
Avoid plants that encourage pests and disease
Cleanliness and hygiene
Advantages of biological control
Disadvantages of biological control
Types of biological controls
Mulching and pruning
Safely storing chemicals
Safely mixing chemicals
Plant breeding for resistance
What is pest resistance?
Sources and causes of resistance
Testing for resistance
Adaptability, resistance and pest variability
Unit 3 – Insecticides
Chemical pesticides: insecticides
Types of insecticides
Characteristics of insecticides
Spectrum of activity
LD50 (toxicity measure)
Golden rules for handling pesticides
Unit 4 – Other Pesticides
Chemical pesticides: fungicides/nematodes
Benlate and captan
Zineb, thiram and ziram
Soil treatment to control plant diseases
Soil Pests and diseases
Types of fumigants
Unit 5 – Spray equipment
Types of sprayers
Uses for sprayers
Sprayer maintenance and cleaning
Cleaning up and disposing of chemicals
Basic first aid in relation to chemicals
In the event of a pesticide liquid spill
In the event of a powder spill
What information needs to be recorded?
Pesticides and the environment
Soil, water, air, vegetation, wildlife and humans
Unit 6 – Insect biology
The orders of insects
Larvae and pupae
Winged insect wing setting
Common garden pests
Chafer Grub (Cockchafer)
Christmas Beetle Anoplognathus species
Longicorn Beetle: Family Cerambycidae
Soldier Beetles or Leatherwings: Family Cantharidae
Wireworms: (Click Beetle) Family: Elateridae
Borers, bugs, caterpillars
Cockroach, crickets and earwigs
Fleas and flies and house flies
Sciarid Flies (fungus gnats)
Fruit Fly (Drosophila melanogaster and other species)
Galls and grasshoppers
Ladybirds, Leafhoppers and leaf Miners
Lerps (also called Psyllids)
Mealy Bug, mosquitos
Scale and termites (White Ants)
Thrips and wasps
Whitefly (Trialeurodes vaporariorum)
Unit 7 – Fungal biology
What causes disease?
Major causes of pathological problems in plants
Symptoms of disease
The lifecycle of a disease
Stages in disease development
Expanded concept of tree decay
Common types of fungal diseases
Blights (quick death of plant parts)
Canker (dead tissue in one place only)
Cinnamon fungus (phytophthora)
Damping off (rotting of young plants at soil level)
Galls (abnormal lumps and bumps on plant tissue)
Leaf curl (taphrina )
Leaf spot (dead or off colour spots on leaves)
Rust and spot and smut
Silver leaf (chondrostereum purpureum)
Wilt (drooping foliage)
Dutch elm disease (ceratocystis ulmi)
Wilt of roses
Unit 8 – Environmental problems
Common environmental problems
Lack of water
Frost, hail, shade, temperature and wind
Key to symptoms of nutrient deficiency
Air pollution and plants
Injury due to ozone
Injury due to sulphur dioxide
The plant and water
Non parasitic problems with turf
General ways of providing environmental protection to plants
Unit 9 – Viruses
The main symptoms of viruses
Plant viruses: their detection and diagnosis
Examples of viral diseases
Unit 10 – Molluscs, nematodes, crustaceans
Nematodes and citrus production
Red spider mites
Red spider mite
Slaters or wood lice
Snails and slugs
Estimated duration 100 hours
Course Delivery and Start
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Assessment will be comprised of written exercises, including short-answer questions, reflective tasks, short reports and/or projects. There are no examinations or due dates for assessment. As a result, you can complete training in your own time and at your own pace with the assistance of unlimited tutor support.
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