How to Use Watercolor Pencils

The finished result: How to Use Watercolor Pencils
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By Show Me Step by StepPublished

Based on a video by In the Studio with Michele Webber.

Watercolor pencils confuse people because they look like colouring pencils and behave like paint. Shade with one and nothing much happens. Touch it with a wet brush and the colour dissolves and floods.

Michele Webber runs through the core techniques here on a single grid of test boxes, which is the sensible way to learn them - draw yourself the same grid and work down it rather than trying any of this on a painting you care about.

Watercolor pencils vs coloured pencils vs pans

A regular coloured pencil is held together with wax or oil, so water beads off it. A watercolor pencil uses a water-soluble binder, which is why it melts under a brush. Pans are the same pigment in a cake. They cover a big sky faster. Pencils win on control and on travel: a few pencils and a waterbrush fit in a coat pocket.

The one thing that causes most bad results

Not enough water. Almost every disappointing wash is a pencil mark that never fully dissolved, so it sits there as a visible line under the colour. The answer is usually more water and a bigger brush, not more pigment.

Which paper

Use watercolour paper, 140 lb (300 gsm) cold pressed. Printer paper is so thin that the fibres swell as soon as they get wet. It buckles into waves, then pills when you brush it again. Mixed-media paper copes with light washes. A sketchbook with thin pages will ripple.

How much water, and which brush

A waterbrush pen holds water in the barrel. Squeeze gently and the tip stays damp, with no jar to knock over. It suits small areas and sketching on the go. For anything bigger, use a round size 6 or 8 dipped in water and blotted once on kitchen paper. You want the brush wet, not dripping.

Wet-on-dryDry-on-wet
What you doShade dry paper, then brush water over itWet the paper, then draw into it
What you getControlled washes, crisp edgesSoft, feathered lines that bloom
Use it forShapes, skies, layeringBackgrounds, flowers, texture

Layering and lifting

You need fewer pencils than you think. Yellow over blue gives a green you will not find in any tin. Stop at three layers or the paper starts to give up.

To lift, blot a damp area with kitchen paper or a clean, thirsty brush. On a dry area, wet it, scrub lightly and blot. Staining colours will not fully come back.

Giving a starter set

For a December gift, a set of 24 is plenty. Look for soft leads that dissolve fully, lightfastness ratings on the tin, and a set that includes a waterbrush. Add a small pad of 140 lb watercolour paper. Most beginners get stuck because of the paper, not the pencils.

Common mistakes

  • Muddy colour. Too many layers, or working into a layer that is still damp. Let each one dry.
  • Paper pilling. Thin paper, or scrubbing the same spot. Use heavier paper and fewer passes.
  • Too much water. Puddles dry into hard rings. Blot the brush first.
  • Pressing hard. Dents collect pigment and dry as a dark line.

Want something to paint next? Try drawing flowers and washing them with pencil, or borrow the soft edges from painting clouds and painting a flower. Alcohol ink is the next fluid medium to try.

What you'll need

Step-by-Step Guide

12 steps · about 16 minutes.Check off each step as you go and your progress saves automatically.

1

Turn the Pencil into Paint on a Palette

1:56
Step 1: Turn the Pencil into Paint on a Palette - How to Use Watercolor Pencils

Scribble the pencil hard into a palette well until you have a small pile of loose pigment. Wet a brush, lift the colour off, and paint with it.

You now have a pan of watercolour paint that happens to live in a pencil. It is the fastest way to get strong, even colour without dragging a pencil across the paper at all.

2

No Palette? Use a Scrap of Paper

2:20
Step 2: No Palette? Use a Scrap of Paper - How to Use Watercolor Pencils

A spare piece of textured watercolour paper does the same job. Scrub the pencil onto it, then lift the pigment with a wet brush.

The paper drinks a little of the colour so you get slightly less off it than you would from a palette well. For something already on your desk, that is a fair trade.

3

Shade Lightly for Flat Colour

3:10
Step 3: Shade Lightly for Flat Colour - How to Use Watercolor Pencils

For an even block of colour, shade gently and evenly across the whole shape first.

Resist bearing down. A hard pencil dents the paper, pigment settles into the dent, and it dries as a dark line you cannot lift out later.

Tip

Keep the pencil tip blunt rather than sharp. A sharp point digs in exactly where you do not want it to.

4

Move the Water in One Direction

3:30
Step 4: Move the Water in One Direction - How to Use Watercolor Pencils

Bring a wet brush across the shading in a single consistent direction rather than scrubbing back and forth. One clean pass pulls the pigment into an even wash.

Scrubbing lifts colour off the paper as fast as it spreads it, which is how you end up with a patchy middle.

5

Use a Flat Brush for Bigger Areas

5:00
Step 5: Use a Flat Brush for Bigger Areas - How to Use Watercolor Pencils

Anything larger than a thumbnail wants a flat brush. It carries far more water than a round one, and running dry halfway across a square is what leaves a streak down the middle.

On a large painting, sweep straight off the edge of the paper rather than stopping short.

6

Work a Graduated Wash from Both Ends

5:40
Step 6: Work a Graduated Wash from Both Ends - How to Use Watercolor Pencils

For a sky that fades out, shade the colour along the top only. Wash it downward, then rinse the brush, come up from the bottom with clean water, and meet in the middle.

Without that clean-water pass from below, the colour keeps creeping all the way down and you lose the gradient entirely.

Tip

Blot the brush on kitchen paper between passes. A dripping brush leaves puddles, and puddles dry as hard edges.

7

Soften a Single Edge into Clean Water

6:30
Step 7: Soften a Single Edge into Clean Water - How to Use Watercolor Pencils

Sometimes you only want one edge to disappear. Shade the shape, then brush outward from that edge into clean water and keep going until the colour runs out.

Work slightly outside the pencil outline. Trying to stay perfectly inside it gives you a hard rim, which is the opposite of what you are after.

8

Layer Colours Instead of Buying More

7:30
Step 8: Layer Colours Instead of Buying More - How to Use Watercolor Pencils

A small tin goes much further than you would expect, because watercolor pencils mix on the paper rather than in a palette. Lay one colour over another and you have made a third.

9

Mix Green from Yellow and Blue on the Paper

9:30
Step 9: Mix Green from Yellow and Blue on the Paper - How to Use Watercolor Pencils

Shade a warm yellow into one corner and a blue in from the other, letting them overlap along a diagonal. Wet the join and a citrus green appears where the two meet.

It is a livelier green than anything premixed, and you can push it warmer or cooler just by adding more of one pencil.

10

Let Each Layer Dry Before the Next

9:50
Step 10: Let Each Layer Dry Before the Next - How to Use Watercolor Pencils

Give a layer time to dry before you work over it. Go back in too soon and the wet brush lifts the colour underneath, so instead of two clean layers you get one muddy one.

Tip

Impatient? A hairdryer on a low setting is fine, held well back so it does not blow the wash around.

11

Draw Straight onto Wet Paper

11:50
Step 11: Draw Straight onto Wet Paper - How to Use Watercolor Pencils

Wet the paper first with clean water, then draw into the damp surface with the pencil tip. The marks bloom and feather out on their own.

You get soft, spreading lines that you simply cannot make on dry paper, and every one comes out slightly different.

12

Scrape Shavings onto a Wet Wash

15:15
Step 12: Scrape Shavings onto a Wet Wash - How to Use Watercolor Pencils

Hold a blade against the pencil tip and scrape a few shavings onto a wash while it is still wet. Each fleck bursts where it lands.

It is a quick way to suggest foliage, grit or distant texture, and because you cannot control exactly where the specks fall it never looks laboured.

How to Use Acrylic Retarder to Slow Drying Time

Keep going

How to Use Acrylic Retarder to Slow Drying Time

Products Used

The Checklist

How to Use Watercolor Pencils

Tools
6
Materials
2
Steps
12
Video
16 min

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Your Guide

In the Studio with Michele Webber

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Question 1 of 5

What causes most disappointing watercolor pencil washes?

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Key takeaways from How to Use Watercolor Pencils

5 questions, answers, and one-line explanations. Tap to expand.

  1. 1.What causes most disappointing watercolor pencil washes?

    Answer: Not enough water on the brush

    An undissolved pencil mark sits under the colour as a visible line.

  2. 2.Why shade lightly rather than pressing hard?

    Answer: Pigment settles in the dent and will not lift

    A hard pencil dents the paper and the pigment in that dent dries as a dark line.

  3. 3.How should you move the brush across the shading?

    Answer: One consistent pass in a single direction

    Scrubbing lifts colour off as fast as it spreads it, so one clean pass wins.

  4. 4.How do you stop a graduated wash creeping too far down?

    Answer: Come up from the bottom with clean water

    A clean-water pass from below meets the colour in the middle and holds it there.

  5. 5.What happens when you draw onto paper that is already wet?

    Answer: The marks bloom and feather on their own

    Damp paper makes the marks spread into soft lines you cannot get on dry paper.

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