Underglazes and Overglazes: Make Your Colours Sing

Make your colours sing by using transparent watercolours for underglazes and overglazes. Achieve luminosity and brightness in your subject using botanical art techniques. Apply layers of various colours to create intensity. Flowers such as nasturtiums are perfect for this technique with their amazing bright colours. Bring your own flowers. Class demonstrations and individual tuition provided.


  • Face-to-Face


  • Materials and Techniques. Discussed and demonstrated
  • Comprehensive class demonstrations of colours to use for underglazing and overglazing in wa-tercolour.
  • Botanical art techniques will be used.
  • Experiment with transparent colours to create luminosity and intensity
  • Techniques for applying multiple watercolour washes demonstrated
  • Class and Individual Demonstrations.
  • Class Appraisal: Completed work to be appraised by tutor.


By the end of this course, students should be able to:

  1. Understand the techniques of painting watercolour washes
  2. Understand which colours to use for both underglazes and overglazes
  3. Understand what a transparent colour is
  4. Know how to create intensity in colour using transparent washes
  5. Know how to achieve colours with overglazing layers of paint


  • HB, 2B Pencil or clutch pencil 0.5mm HB, 2B
  • Pencil sharpener
  • White plastic eraser
  • Grey kneadable eraser
  • Several pieces of smooth drawing paper A4 size
  • Magic Cellotape or masking tape
  • Baking paper or 1 sheet tracing paper
  • Magnifying glass, hand held (magnificiation x3)

Watercolours Winsor & Newton brand Artists’ Quality watercolour paints recommended. 5ml tubes

  • Cadmium Lemon (alt: Winsor Lemon)
  • Cadmium Yellow (alt: Winsor Yellow)
  • Cadmium Red (alt: Winsor Red)
  • Permanent Rose
  • French Ultramarine (alt: Ultramarine or Winsor Blue [Red Shade])
  • Cerulean Blue (alt: Winsor Blue [Green Shade])
  • Burnt Umber
  • Burnt Sienna
  • Sepia


  • Round Sable: Sizes 0, 3, 5. Check the point of brush. Brushes should be Kolinsky Sable.
  • Nylon or synthetic: Size 0,3. Nylon brushes usually have red handles.

Watercolour Paper

  • Arches 300 gsm hot pressed (smooth) 2 x A4 sheet or 1 x A3 sheet or 56 x 76 cm sheet (can be cut into various sizes).
  • Cut before bringing to workshop OR if you prefer to work with a pad, it is less expensive to purchase an A3 pad and cut it to required size.
  • Smaller piece of watercolour paper for recording colours, Cut from A4 sheet.

Other Items Required

  • 2 x Water Containers (jars) or large plastic containers.
  • Palette (for mixing colours) can be ceramic or matt plastic. Ceramic plates work very well also.
  • Clean cotton rag, paper towels or tissues.

IMPORTANT: Please arrive to the first class with all the relevant materials. A lack of materials is not just a handicap to you but to the ability to teach. Materials cost is not included in a course fee. In the event of a course being cancelled WEA cannot be held responsible for the purchase of any course materials. We therefore suggest you purchase your materials closer to the time of the course commencing.


  • The Art Scene, UNSW Art & Design Campus, Greens Rd Paddington NSW. Ph: 8815 1569
  • Eckersley’s Art and Craft Store 223-225 Oxford Street, Darlinghurst, Ph: 02 9331 2166.
  • Bondi Road Art Supplies 179 Bondi Road Bondi. Ph: 9387 3746. (Closed Fridays and Sundays)
  • Eckersley’s Art and Craft Store 93 York Street Sydney, Ph: 02 9299 4151. Also at North Sydney, St Leonards, Chatswood, Caringbah, Parramatta & more.

Enquire at your art shop for a Student’s Discount with your WEA course receipt.

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