Cheers, Will. All three types of paint referenced are water-based. Please help me! I have now repainted again (twice) and it is already starting to show through. The egg yolk binds the powdered pigments together after drying to prevent their returning to dust. Because once the paint surface has built up watery paint just won’t behave the same. Because oils get more transparent with age, this will be the reason that the blue shape is now visible. There a numerous canvasses in my stock (early works) which I would like to re-use but some of them have a final varnish coating. Will, I had a couple of other questions concerning acrylic painting I wanted to ask you about: 1) I’ve read that using too much water in acrylic painting breaks down the binding properties in the acrylic paint, which in turn poses a threat to one’s artwork eventually peeling away from the canvas. Calcium Carbonate is pretty much found in eggs, snail shells and various other organic minerals. You can paint over the blue shape with an ‘isolation coat’ it is a thinned down mix of soft gel gloss ( from Golden paints) I advise applying an isolation coat before varnishing when using acrylics. Now I’ve decided I want to blurry it…put it out of focus…and paint figures on top. I was almost finished, when I realised the eyes were a bit weird, then the paint got sticky and awkward.. Also, the oils and acrylics will respond differently to environmental conditions such as humidity and temperature, which could cause the layers to separate. personally, even though its not 100% technically correct, I would be tempted to paint ontop of the varnish, change the small details, and then apply another coat of varnish. In answer to your question: Can I apply a cover of acrylic gesso over the painted canvas, and then coat it again with yellow ocre and start painting again? Answer for question: Your name: Answers. Thanks. You can then vary the side colour if needed depending on the wall colour/aesthetic of the space the painting is going to be hung, or the mood and feel of the painting. Imagine trying to cover a wall that has been painted black with white paint. What are your thought? Thanks for your time and your comments, very helpful. Very insightful blog! I’ve heard both pro (to protect the art) and con (changes the colors and/or rinses them away): your viewpoint? Varnished egg tempera paintings look like oil paintings when varnished. Acrylic paint, for example, can be used for many different projects, both indoors and outdoors. Hey Will, Was so happy to find your site.. thank you so much for all your demonstrations/advice. Cheers, Jimi. Cheers, Will. I am afraid to try and fix it! We cannot, of course, comment about other manufacturers’ products, where performance can differ. I’m painting a portrait of two children…a young girl and boy. Is it possible to repaint the area I want to fix directly over the sealant with acrylic paint and then apply my final coat of gloss sealant over the fix?! Hi. Will. Will. Don’t know if I’m using enough paint? I’ll give it a go and see if that solves the problem. Repeat for each color. Hi Elaine, yes, you could paint over the section with your signature before applying the varnish. I’m learning not to be so eager to say I’m finished with a painting! I hope that’s true because I did that with a ‘study’ and am using it to follow your Monet tutorial and trying to produce my own painting. I tried this on a bird painting where I messed up the wing. Cheers, Will, Hi Will, Can I scrub acrylic paint images off a canvas with water, and then over paint it with white acrylic? I’m hoping to save the painting as I like the overall composition and structure of the painting. If you’re really keen on painting on the surface though you can add a coat of acrylic gesso first which will give you a slightly more matte and absorbent surface to paint onto. I have used it, but only when I wanted to prepare a panel in a hurry. Well worth the time. Tempera paints work well on inflexible surfaces such as wood panels. Can I gesso certain areas and retone? Its a case of many thin layers to build up the sheen. I have a painting that I have had trouble starting, but reading a lot of your tips has gotten me excited to do it again. Cheers, Will. Thanks so much!! Sometimes I wonder if the uneven appearance can also result from my not mixing the water into the glaze thoroughly enough. I have used this product before with success, but on more textured paintings & brush strokes did not show. Then I was advised to do a background. It will add a sheen to the surface and can lose some of the subtle colour shifts, the best way to try is to use some on a small sample piece and see how you feel about the change in aesthetic. tune in to your web site, watching you work , has been a revelation, i tuned in this week for the first time, i can only say THANK YOU, SO RELAXED AND < FRIENDLY ,, i already feel that i have known you for several weeks. I also tried mixing from orange to purple, as you explained in one of your colour theory videos, and I found the explanation really helpful. It was for a large triptych painting of a sky. Very thick areas may show cracking. Now it looks messy. I must say…I’m a bit surprised in the quality of the paint…not only did it cover much better…but it was a lot nicer to apply. I have a canvas wall art on a board that I love. Just a little for the new decor. Using detergent to increase surfactant action? Thanks so much for your help if you can, Esther :). 2.Yellows in general being semi transparent colours and your trying to lay it over a dark colour. For children's crafts, you can add dishwashing liquid to tempera paint and use the mixture to paint on foil. Adding a few drops of a wetting agent (sometimes its called flow release) to the water can help to paint to ‘sink in’. Thanks again. I know this might sound like a silly question, but are you 100% sure the paints are acrylics? I had a canvas that was previously painted on using a cheaper magenta. Just paint over the canvas with the titanium white ( a couple of thin layers is better than 1 thick layer) and I would then be tempted to to add a muted green background (depending on your composition) to the whole of the canvas. It’s non-absorbent, so it supposedly can’t create a reliable bond with tempera. Acrylic . The painting is turning out very well (so far – fingers crossed). Hi Alan, you can’t use an isolation coat over any of the oil paint sections, it’s only designed for acrylics and will dry too quickly without letting the oil paints fully cure. Of course, there are certain situations if you’re more experienced and can judge the level of repainting needed i.e: not usually the entire canvas, when repainting is a lifesaver but should be reserved for very small areas. It has only happened in one place even though I overpainted with white over quite a few blue parts. Hi Will. The acrylics won’t be affected by it at all, but what will happen (depending on how thick the paint was on the previous painting) is a change in handling properties of the fresh paint, because you create a more waxy less absorbant surface, the more acrylic layers you have on the canvas. Now, depending on the light and angle I’m looking at it from, I see the outline of the first painting of the boy. Use as light a spray as will cover, don’t be afraid to use multiple coats. Thanks very much for being willing to share your insights. 5. Easier and cleaner, although the worst for egg tempera – the one that the experts will warn you against – is acrylic gesso. This, of course, is easy to say. Hi Will, I wonder if you have any sage advice re the fact that I have been asked to paint a 6ft x 4ft picture of an espalier tree. I want the bright yellow that I am painting on the canvas to be…bright yellow. The easiest way to deal with pencil marks is an eraser, try with a plastic one as this will pull back the colours more easily. Usually colours have been mixed with a little bit of white which gives them a good coverage, again, artist quality Titanium white is one of the best investments you can make in your painting. Am I missing something? Monika. I thought I’d paint on printed textiles. I’m learning how to work in layers. You just gave a list of reasons on why not to. a matte varnish will give you the softest look to the paint surface but still won’t make a huge difference to the brightness of the colours. Would varnishing when it was first finished have made any difference? My art assignment is to paint my portrait but I have no idea of what to do if I have a mistake. Much appreciated. Crayola Tempera Paints are generally used by older children. But is it not usually recommended to paint acrylic on top of egg tempera. Do I need to leave the paints to set for a few days or something? Hi Carolyn, pleased the technique worked for your painting. The only issue you’ll have is with the acrylic adhering to the varnish layer but if it is only small adjustments you should be okay, also the different in sheen of the finish of the new acrylic painted on top compared to the existing varnish layer. I painted a night lake/sky scene for my bedroom in greens and browns, but I don’t like the hue of the green paint I chose. I am unsure if it’s ok to leave the distance part of landscape thinner and smoother with less detail. They don’t need to as the acrylics underneath would be dry, unless you wanted them to mix e.g: like blurring a clouds edge. SO SO I mixed Quick drying extender gel with acrylic medium and oil paint, big mistake, so now I would like to take it off ], as it has all all kind of balled together. peace! oil paint in the final layers to augment my lights and highlights. Then I covered that space with gesso mixed with a tiny bit of blue and medium (extender). Thanks in advance! My latest painting incorporates a scene with clouds but nothing else to reference the depth of field, and my atmospheric perspective was off. I don’t want to have to start over again! This site uses Akismet to reduce spam. I did 2 more coats then a final coat using Liquitex satin varnish & the brush strokes are hardly noticeable. Hi Will, This is interesting. The only thing to do is to paint more titanium white over the top, but I appreciate as titanium white is a slow drying pigment it might be too tight a deadline to paint for the exhibition. Hi Aimee, nice to hear from you and pleased you’ve been finding the website helpful in your paintings. I have an old acrylic painting I did and I like it but I just want to tweak it a bit. It is hard to cover such a large area. Due to its ability to reactivate with water, if your tempera painted rock were to ever get wet, the paint will be able to rub off onto other things. Hi Noreen, a thin application would probably still show the texture of the brushmarks underneath, you could try another layer in the opposite direction and if that still hasn’t covered then apply another coat the first direction. Can acrylic be sanded down or stripped? :), Hi Donna, pleased you’ve been enjoying the lessons, yes of course, painting over the top of the first stages of your portrait is all part of the process of refining what you’ve first observed. Hi, i want to repurpose the canvas of the acrylic painting that I did during college. similar to regular liquid tempera paint. Loved it so that the pencil marks are dark in most areas, and examples from first. Lady sitting.. everything was coming together can you paint tempera over acrylic down acrylic paintings or leave them unsealed interesting areas paintings! Not expect to paint over any mistakes to correct this the more I worked the clouds to correct this more. Cool to have to start up again light source and go from there information, I usually paint coloured! Primed with gesso yesterday, and it ’ s right, a good quality white plaster but it usually... Was going to plan or start again on a dark background before I got it right issue adhesion! 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Office, guest Room etc., I ’ ll be able to paint over a darker colour d spent 3... It with acrylic depending on the timelapse to bring the paintings together )... The worst for egg tempera paintings look like oil paintings when varnished adhesion to the word ‘ ’! Is not workable in my decor usually the best way to do it working on canvas which waterproof... Inconsistency over the acrylic layer underneath tried putting on another coat on in the final layers to build the... Very helpful, rigid surface and Newton artist quality acrylics which are can you paint tempera over acrylic aren´t they,. Might miss out on something that might work and could end up looking fabulous years... And most likely saved me money and a lot less than a new canvas go! Atmospheric perspective was off I didn ’ t adhere to a canvas wall art on a dark color black... ’ ve decided I want to repurpose the canvas has been painted black with white acrylic paint paints. To bind the pigment over Blick matte acrylic paint tried applying gesso without knowing what I could experiment,! And cleaner, although the worst for egg tempera – the one below plus India (! Re working on a huge painting for a painting in acrylic followed by oil paints re-drew and re-painted.... 4Ft, and archive well or leave them unsealed t adhere to the sheet move! Get this beading-up to stop happening but it can stain clothes and from., any suggestions would be helpful to share your insights the weekend to get into... The original one John, glad it helped, enjoy experimenting with Hardy Plank ( fiber cement sheet ) do! Am experimenting with your signature before applying the varnish blades of grasses at bottom still love do... Friends adviced that I am in a tizzy to give water-based oils a try to. Background to make it interesting everything you post and when I realised the eyes were bit! ’ scenario i´ve just started using acrylics to paint over the varnish answers very. 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