Growing Grevilleas

Course CodeVHT118
Fee CodeS2
Duration (approx)100 hours
QualificationStatement of Attainment

Learn to Grow Grevilleas

  • As a landscape plant
  • As a cut flower
  • As a container plant

There are more than 250 species of Grevillea and hundreds if not thousands of different varieties and hybrids, many probably not yet named.

  • About 50% of all Grevilleas are tropical.
  • The majority of species are stenobasic (ie. having more or less one dominant stem or trunk).
  • Twenty of the known species are trees.
  • 176 of the known species are shrubs
  • 17 of the known species are prostrate shrubs

Lesson Structure

There are 8 lessons in this course:

  1. Introduction.
    • Scope and Nature of the Grevillea genus
    • Review of the system of plant identification
    • Botanical Terminology used to describe Grevilleas
    • Flower Structure
    • Plant Name Pronunciation
    • Characteristics of the Proteaceae family
    • Characteristics of the Grevillea genus
    • Different ways of classifying Grevilleas into groups: by flower type (eg. toothbrush); McGilveray's system dividing into 11 groups
    • Resources, information contacts (ie: nurseries, seed, clubs etc.)
  2. Culture
    • Environment, Nutrition, Soil Requirements
    • Planting, staking, mulching
    • Water management
    • Pest and disease found on Grevilleas
    • Feeding, pruning, protection from wind, salt air, etc.
  3. Propagation
    • Methods of propagating Grevilleas
    • Cutting Propagation
    • Methods to Improve Cutting Success
    • Seed Propagation of Grevilleas
    • Transplanting
    • Hardening off and Growing on Young Plants
    • Grafting Grevilleas
    • Tissue Culture and Aerial Layering
  4. The Most Commonly Grown Varieties.
    • Clearview Hybrids
    • Grevillea banksii and banksii hybrids
    • Grevillea alpina
    • G. rosmarinifolia
    • G. dimorpha
    • G. lavandulaceae
  5. Other Important Groups.
    • G. alpina cultivars and hybrids
    • G. rosmarinifolia cultivars
    • G. Poorinda hybrids
  6. Other Grevillea Varieties.
    • Ground Cover Grevilleas
    • Trees
    • Review of many other species
  7. Making The Best Use of Grevilleas
    • Cut Flowers
    • Bird Attracting
    • Scented Grevilleas
    • Container Growing Grevilleas
    • Potting and Types of containers
    • Growing Grevilleas in Baskets
    • Rock Gardens
    • Designing a Garden with Grevilleas; design principles, garden styles, drawing a plan
  8. Special Assignment: On one selected plant or group.
    • Problem Based Learning Project
    • Plan the establishment of a collection of different cultivars of Grevilleas suited to growing in a specified locality.


  • Identify a range of different Grevilleas.
  • Explain the culture of different types of Grevilleas.
  • Propagate different Grevilleas
  • Discuss different uses for Grevilleas
  • Compare identifiable characteristics and cultural preferences of a range of Grevilleas.
  • Discuss a range of Grevillea hybrids and cultivars
  • Identify and compare a range of commonly cultivated Grevilleas.
  • Discuss one Grevillea species, cultivar or type in depth.


Whether you are simply a passionate hobbyist or someone who works in horticulture; you cannot go wrong undertaking this course.

Very few people ever study grevilleas to the depth that this course can take them; but by exploring and learning a lot more about this genus of plants you will be setting yourself apart from other gardeners and professional horticulturists. Grevilleas are a plant with huge untapped potential. Just as roses, azaleas and fuchsias became "fashionable plants to develop and proliferate in the past; Grevilleas are similarly seeing a surge in popularity not just in the countries they come from, but world wide.

With the learning you achieve throughout this course, your awareness of the scope, nature, and potential of Grevilleas, will grow.

Who Is This Course For?

  • Gardeners
  • Landscapers
  • Cut-flower growers
  • Bush or natural garden designers
  • Environmentalists
  • Plant Breeders
  • Garden writers and teachers
  • and others



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