By Show Me Step by StepPublished
Based on a video by textuuri.
Texture paste - also sold as modeling paste or structure paste, all much the same thing - is a thick, water-based medium you spread onto a canvas to build physical relief. It is designed to work alongside acrylics, and it is genuinely beginner-friendly. The mistakes people make with it are consistent and easy to avoid.
The most common question is whether to mix in water, glue or baking soda. The answer is no. That instinct comes from homemade paste recipes floating around online. A ready-made paste is formulated to go on straight from the jar - the only thing it needs is a thorough stir.
During storage the heavier ingredients sink and water rises. Open an older jar and you will often find a layer of clear liquid sitting on top. Stir it back through rather than pouring it off, and scrape right down to the bottom of the tub.
A good paste takes one to two centimetres in a single layer. For anything thicker, build it up in stages and let each layer dry completely. A deep-edge canvas is the cheap way to get bulk without burning through paste. And test before you paint over it - tap the surface, and if it sounds hard it is dry. A skin over a wet interior will tear the moment you touch it.
If a pattern goes wrong, flatten it and start again. If the whole panel is a mess, scrape the paste back into the jar. That forgiveness is what makes it a good first medium.
Dried paste is porous and drinks paint unevenly, which is why a wash over untreated texture goes blotchy. A coat of gesso or matte medium over the dry relief seals it and gives you an even surface to work on. Let that dry before any colour goes down.
Paste that was coloured in the tub does not need sealing, because the pigment is already through the body of it. That is the reason to colour it before spreading rather than after, and it is the choice that decides how the finished piece behaves.
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Stir the paste thoroughly in the jar, scraping right through the bottom. Heavier ingredients settle and water rises during storage, so an unmixed jar gives uneven results.
Tip
Scrape right through to the bottom of the tub. An unstirred jar gives uneven results no matter how good your technique is.
Older jars separate - a layer of clear water rises to the top. Stir it back in rather than pouring it off, and never add water, glue or baking soda. Ready-made paste goes on straight from the jar.
Tip
Never add water, glue or baking soda. Those come from DIY paste recipes and only wreck a ready-made product.
Spread and shape the paste with a palette knife, comb, stencil or piping bag. Each tool leaves a different pattern.
Tip
Palette knives, combs, stencils and piping bags all leave completely different marks. Try each on a scrap board before committing to a canvas.
Let it dry, then tap it before you paint over it. A hard tap sound means dry; a soft surface over a wet underneath will tear when you touch it.
Tip
Thin layers can be dry in hours, thick ones need 24 or more. Tap it - a hard sound means dry. Painting onto a soft surface destroys the pattern.
Keep each layer to one or two centimetres. For genuinely thick texture, build it in separate layers and let each dry fully.
Tip
For genuinely thick relief, build in separate layers with full drying between. A deep-edge canvas buys you an extra centimetre for free.
For the practice painting you need six things: a palette, one palette knife, masking tape, a tube of acrylic, the paste, and a pre-primed stretched canvas.
Tip
A palette, one palette knife, masking tape, a tube of acrylic, the paste, and a pre-primed canvas. That is the whole materials list.
Tape a clean border around the canvas edge and press the tape down firmly with your finger.
Tip
Press the tape down hard with your finger. Sealing the edge with white paint first is more reliable still if you have the patience.
Scoop paste onto the palette and mix in the tiniest amount of acrylic. Too much paint destroys the consistency - reach for heavy body acrylics if you need more colour.
Tip
The tiniest amount of paint. Too much destroys the consistency - if you need real colour depth use heavy body acrylics rather than soft body.
Spread the first row across the top of the canvas, always drawing the knife from the tape onto the canvas so paste cannot creep underneath.
Tip
Always draw the knife from the tape onto the canvas, never the other way. Working outward pushes paste under the tape edge.
Drag the tip of the palette knife downward through the wet paste to pull the pattern into it.
Tip
Drag the tip of the knife through the wet paste. Different knife widths give completely different rhythms.
Mix slightly more paint into the next batch so each row sits a shade darker than the one above it. Compare on the knife before you commit.
Tip
Mix in a fraction more paint for every row and compare on the knife before you apply it. Mix it fully - patchy colour reads as unfinished.
Press gently. Bearing down hard exposes the bare canvas through the paste, which ruins a one-session painting. Flatten and redo it if that happens.
Tip
Bearing down exposes bare canvas through the paste. If that happens, flatten the area and go again - it costs you thirty seconds.
Angle a row or two rather than stacking identical horizontal bands. Uneven widths make the composition far more interesting.
Tip
Identical horizontal bands look mechanical. Running a row wider at one end and narrower at the other is what makes the composition work.
Peel the masking tape off immediately, before the paste starts to set. Dried paste bridging the tape will tear your texture off with it.
Tip
Do it before the paste starts to set. Dried paste bridging the tape will tear chunks of your texture away with it.
Keep going
How to Paint a Lighthouse in Acrylics
How to Use Texture Paste
Liquitex
Liquitex BASICS Acrylic Paint Set (24 tubes)
Artist-grade pigment at student pricing, buttery enough to blend and thick enough to hold a stroke. The set most acrylic painters start on.
Benicci
Benicci 16-Piece Artist Brush Set
Every shape you actually reach for (round, flat, filbert, liner, fan) in nylon that keeps its point and does not shed. Comes with a palette knife and case.
FIXSMITH
FIXSMITH 8" x 10" Stretched Canvas (12-pack)
Pre-primed cotton canvases in a bulk pack so you can just start painting. The low-stakes surface for practicing before the big piece.
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5 questions covering what you just read. No signup, no score saved, and you can stop after this one.
Question 1 of 5
What should you do to a jar of paste before using it?
Quick reference
5 questions, answers, and one-line explanations. Tap to expand.
1.What should you do to a jar of paste before using it?
Answer: Stir it right through from the bottom
Heavy ingredients settle and water rises, so an unstirred jar goes on unevenly.
2.An older jar has clear water on top. What now?
Answer: Stir it back into the paste
That water belongs in the mix, and adding anything else wrecks the consistency.
3.How do you tell the paste is dry enough to paint over?
Answer: Tap it and listen for a hard sound
A soft sound means it is still wet underneath and will tear when touched.
4.How thick should a single layer of paste go on?
Answer: One or two centimetres
Real depth gets built in separate layers, each dried fully first.
5.Why draw the knife from the tape onto the canvas?
Answer: Paste cannot creep under the tape
Working the other way pushes paste beneath the tape and blurs the border.
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