{"id":4753,"date":"2025-12-18T16:25:26","date_gmt":"2025-12-18T06:25:26","guid":{"rendered":"https:\/\/bookanartist.co\/blog\/?p=4753"},"modified":"2025-12-18T16:25:26","modified_gmt":"2025-12-18T06:25:26","slug":"the-muralists-who-paint-with-fire-moss-and-microbes-using-eco-graffiti","status":"publish","type":"post","link":"https:\/\/bookanartist.co\/blog\/the-muralists-who-paint-with-fire-moss-and-microbes-using-eco-graffiti\/","title":{"rendered":"The Muralists Who Paint With Fire, Moss, and Microbes Using Eco-graffiti"},"content":{"rendered":"<p>Spray cans and paintbrushes? Old news. A new generation of muralists works with materials that grow, breathe, and burn. Picture walls covered in living moss drinking rainwater, bacteria colonies blooming into colorful patterns, and scorch marks creating intricate designs through controlled heat. This isn&#8217;t science fiction. It&#8217;s what&#8217;s happening right now in public art. Eco-graffiti and similar unconventional techniques are picking up speed as artists move past traditional paint. Here&#8217;s what makes these techniques interesting: they&#8217;re both more fragile and tougher than regular murals, with their own biological or physical rules governing how they live and die.<\/p>\n<h2><b>Eco-Graffiti With Moss Murals That Breathe and Filter Air<\/b><\/h2>\n<p>The moss mural movement began when guerrilla artists figured out that certain moss species could become living paint. The method involves making a mixture that moss spores can colonize, putting it on rough surfaces in shaded spots, and letting nature do its thing.<\/p>\n<p><a href=\"https:\/\/www.designboom.com\/art\/moss-graffiti-grows-on-walls-by-anna-garforth-09-30-2013\/\">Anna Garforth<\/a>, a UK-based artist, pioneered large-scale moss typography after watching moss grow inside carved letters on cemetery gravestones. Her installation &#8220;The Big Bang&#8221; used hundreds of moss tufts to create Mother Earth as a seed explosion, showing that living wall art doesn&#8217;t need complex hydroponic systems.<\/p>\n<p>Here&#8217;s the cool part about moss murals: they actually <a href=\"https:\/\/www.mossify.ca\/blogs\/meet-the-bloggers\/moss-and-air-purification-myth-or-fact#:~:text=%F0%9F%94%B9%20Keep%20Moss%20Free%20from,natural%20air%20filters%20available%20today.\">clean the air<\/a>. The moss filters pollutants while adding green space to concrete. Each installation becomes its own tiny ecosystem, hosting insects and adding to urban biodiversity in ways regular murals can&#8217;t touch.<\/p>\n<figure id=\"attachment_4756\" aria-describedby=\"caption-attachment-4756\" style=\"width: 2148px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/inhabitat.com\/urban-moss-graffiti-by-edina-tokodi\/\"><img loading=\"lazy\" class=\"wp-image-4756 size-full\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg.jpg\" alt=\"Eco-graffiti moss installation by Edina Tokodi using live plants on an urban wall in Williamsburg, Brooklyn\" width=\"2148\" height=\"1608\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg.jpg 2148w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg-300x225.jpg 300w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg-1024x767.jpg 1024w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg-768x575.jpg 768w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg-1536x1150.jpg 1536w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-edina-tokodi-moss-installation-williamsburg-brooklyn.jpg-2048x1533.jpg 2048w\" sizes=\"(max-width: 2148px) 100vw, 2148px\" \/><\/a><figcaption id=\"caption-attachment-4756\" class=\"wp-caption-text\">Hungarian-born artist Edina Tokodi creates eco-graffiti using live moss and plants, turning urban walls in Williamsburg, Brooklyn into playful, living installations.<\/figcaption><\/figure>\n<p>Hungarian-born artist <a href=\"https:\/\/inhabitat.com\/urban-moss-graffiti-by-edina-tokodi\/\">Edina Tokodi<\/a> has put moss installations everywhere from Brooklyn to Philadelphia, proving this works in different environments when done right. The movement fits into a bigger picture of <a href=\"https:\/\/bookanartist.co\/blog\/living-walls-the-rise-of-interactive-murals-that-respond-to-weather-light-and-people\/\">interactive murals <\/a>that respond to environmental conditions, though moss murals go further by actually being alive.<\/p>\n<h2><b>Eco-graffiti: Bio-Art Installations Grown in Laboratories<\/b><\/h2>\n<p>Bio-art installations using bacteria belong in labs, and that&#8217;s where many of them start. Artists grow specific bacterial strains in controlled environments, then move them to surfaces where they multiply into designed patterns.<\/p>\n<p><a href=\"https:\/\/www.smithsonianmag.com\/science-nature\/painting-portraits-with-bacteria-68104921\/#:~:text=Already%2C%20Copfer's%20experimentations%20have%20led,passed%20through%2C%20they%20did%20not.\">Zachary Copfer<\/a>, a former microbiologist turned artist, invented bacteriography while studying at the University of Cincinnati. His method exposes bacteria to ultraviolet radiation through photographic negatives. The lit-up bacteria die while shaded areas thrive, creating high-contrast images made entirely from living organisms. His recreation of Albert Einstein&#8217;s famous tongue photograph using E. coli shows how bacteria art can get remarkably detailed.<\/p>\n<figure id=\"attachment_4758\" aria-describedby=\"caption-attachment-4758\" style=\"width: 1188px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.smithsonianmag.com\/science-nature\/painting-portraits-with-bacteria-68104921\/#:~:text=Already%2C%20Copfer's%20experimentations%20have%20led,passed%20through%2C%20they%20did%20not.\"><img loading=\"lazy\" class=\"wp-image-4758 size-full\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg.jpg\" alt=\"Bacteria art portrait of Albert Einstein created using bacteriography by artist Zachary Copfer\" width=\"1188\" height=\"1196\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg.jpg 1188w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg-298x300.jpg 298w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg-1017x1024.jpg 1017w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg-150x150.jpg 150w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-bacteria-art-zachary-copfer-einstein.jpg-768x773.jpg 768w\" sizes=\"(max-width: 1188px) 100vw, 1188px\" \/><\/a><figcaption id=\"caption-attachment-4758\" class=\"wp-caption-text\">Albert Einstein recreated using living bacteria through bacteriography, a bio-art technique developed by microbiologist-turned-artist Zachary Copfer.<\/figcaption><\/figure>\n<p><a href=\"https:\/\/asm.org\/press-releases\/2025\/december\/agar-art-contest-2025-winners-showcase-how-microbe\">The American Society for Microbiology<\/a> has hosted its annual <a href=\"https:\/\/asm.org\/events\/asm-agar-art-contest\/home\">Agar Art Contest<\/a> since 2015, providing a platform where scientists and artists use living microbes as &#8220;paint&#8221; on agar canvases. These pieces use naturally colored bacteria strains: Serratia marcescens gives you vibrant reds, Chromobacterium violaceum creates deep purples, and other strains offer yellows and greens.<\/p>\n<figure id=\"attachment_4759\" aria-describedby=\"caption-attachment-4759\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/asm.org\/events\/asm-agar-art-contest\/home\"><img loading=\"lazy\" class=\"wp-image-4759 size-large\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-1024x1024.jpg\" alt=\"Bacteria art created for the American Society for Microbiology Agar Art Contest 2018\" width=\"1024\" height=\"1024\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-1024x1024.jpg 1024w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-300x300.jpg 300w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-150x150.jpg 150w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-768x768.jpg 768w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg-660x660.jpg 660w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/edina-tokodi-eco-graffiti-moss-installation-brooklyn.jpg.jpg 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption id=\"caption-attachment-4759\" class=\"wp-caption-text\">\u201cThe Battle of Winter and Spring,\u201d first-place winner of the 2018 ASM Agar Art Contest by Ana Tsitsishvili, created using pigmented bacteria.<\/figcaption><\/figure>\n<p>The temporary aspect adds appeal because the bacteria eventually die off, making each installation truly short-lived. This brings up an interesting question: if a piece only exists for weeks, does that make it less valuable or more significant?<\/p>\n<h2><b>Eco-graffiti: Pyrography on Walls Creates Permanent Designs With Heat<\/b><\/h2>\n<p>Pyrography on walls takes traditional wood-burning and blows it up to building-sized proportions. Artists use heat tools and temperature-controlled devices to scorch designs into wooden panels or heat-treated surfaces.<\/p>\n<p><a href=\"https:\/\/adelsongalleries.com\/steven-spazuk\">Canadian artist Steven Spazuk<\/a> creates ghostly images using only soot from candle flames. His technique, called fumage, produces works with a quality that regular paint can&#8217;t match. Since 2001, he&#8217;s been perfecting this skill, gently directing a candle&#8217;s flame to surfaces then scratching away the soot with feathers and other tools to reveal what&#8217;s underneath.<\/p>\n<figure id=\"attachment_4761\" aria-describedby=\"caption-attachment-4761\" style=\"width: 591px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/adelsongalleries.com\/steven-spazuk\"><img loading=\"lazy\" class=\"wp-image-4761 size-full\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-steven-spazuk-fumage-fire-art-mural.jpg.png\" alt=\"Eco-graffiti fumage artwork by Steven Spazuk created using fire, soot, and controlled heat on panel\" width=\"591\" height=\"588\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-steven-spazuk-fumage-fire-art-mural.jpg.png 591w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-steven-spazuk-fumage-fire-art-mural.jpg-300x298.png 300w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/eco-graffiti-steven-spazuk-fumage-fire-art-mural.jpg-150x150.png 150w\" sizes=\"(max-width: 591px) 100vw, 591px\" \/><\/a><figcaption id=\"caption-attachment-4761\" class=\"wp-caption-text\">Steven Spazuk creates eco-graffiti-inspired fumage artworks by painting with fire, shaping soot and heat into detailed figures that explore the dual nature of destruction and creation.<\/figcaption><\/figure>\n<p>Large-scale pyrography murals show up on the outside of wooden buildings, where artists use industrial heat tools to make permanent designs. The burned wood actually gets more weather-resistant than untreated surfaces, giving these murals unexpected staying power. This connects with artists who<a href=\"https:\/\/bookanartist.co\/blog\/10-artists-who-turn-trash-into-monumental-murals\/\"> transform trash into monumental murals<\/a>, finding beauty in unexpected processes.<\/p>\n<h2><b>Eco-graffiti: Sustainable Street Art Appears Only When It Rains<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Some of the wildest experimental work involves murals that only show up under specific conditions. British artist <\/span><a href=\"https:\/\/www.theguardian.com\/environment\/2010\/nov\/07\/innovator-moose-paul-curtis-marc-cameron-reverse-eco-graffiti#:~:text=Curtis%2C%2045%2C%20is%20hailed%20as,still%20have%20such%20a%20problem.\"><span style=\"font-weight: 400\">Paul Curtis<\/span><\/a><span style=\"font-weight: 400\"> developed reverse graffiti by cleaning dirty surfaces instead of adding material to them.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Seattle artist Peregrine Church created &#8220;<\/span><a href=\"https:\/\/www.smartcitiesdive.com\/ex\/sustainablecitiescollective\/street-art-magically-appears-when-it-rains\/1062536\/\"><span style=\"font-weight: 400\">Rainworks<\/span><\/a><span style=\"font-weight: 400\">&#8221; using superhydrophobic coatings that push water away. Applied through stencils onto concrete, these coatings stay invisible when dry. When rain falls, the treated areas stay light while the surrounding concrete darkens, revealing hidden designs that disappear when surfaces dry.<\/span><\/p>\n<p><a href=\"https:\/\/www.koreantopik.com\/2025\/09\/project-monsoon-truth-behind-rain.html\"><span style=\"font-weight: 400\">Project Monsoon<\/span><\/a><span style=\"font-weight: 400\">, a collaboration between Pantone and the School of the Art Institute of Chicago, proposed massive street murals in Seoul that would reveal fish and turtles swimming during rainfall. While it stayed conceptual, it showed how water-reactive coatings could change urban landscapes.<\/span><\/p>\n<figure id=\"attachment_4765\" aria-describedby=\"caption-attachment-4765\" style=\"width: 880px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/mymodernmet.com\/pantone-project-monsoon\/\"><img loading=\"lazy\" class=\"wp-image-4765 size-full\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg.jpg\" alt=\"Conceptual hydrochromic street murals from Project Monsoon in Seoul reveal fish and turtles during rainfall\" width=\"880\" height=\"395\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg.jpg 880w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg-300x135.jpg 300w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg-768x345.jpg 768w\" sizes=\"(max-width: 880px) 100vw, 880px\" \/><\/a><figcaption id=\"caption-attachment-4765\" class=\"wp-caption-text\">Project Monsoon, a collaboration between Pantone and the School of the Art Institute of Chicago, proposed conceptual water-reactive murals that transform urban streets into interactive underwater scenes when it rains.<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_4763\" aria-describedby=\"caption-attachment-4763\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/mymodernmet.com\/pantone-project-monsoon\/\"><img loading=\"lazy\" class=\"wp-image-4763 size-full\" src=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg-2.jpg\" alt=\"Conceptual hydrochromic street murals from Project Monsoon in Seoul reveal fish and turtles during rainfall\" width=\"750\" height=\"366\" srcset=\"https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg-2.jpg 750w, https:\/\/bookanartist.co\/blog\/wp-content\/uploads\/2025\/12\/project-monsoon-hydrochromic-murals-seoul.jpg-2-300x146.jpg 300w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><figcaption id=\"caption-attachment-4763\" class=\"wp-caption-text\">Project Monsoon, a collaboration between Pantone and the School of the Art Institute of Chicago, proposed conceptual water-reactive murals that transform urban streets into interactive underwater scenes when it rains.<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400\">These reactive surfaces create public art that responds to what&#8217;s happening outside. Rain stops being annoying and becomes an event, giving people reasons to go out during storms. <\/span>Sustainable street art<span style=\"font-weight: 400\"> like this represents a different way of thinking about permanence and visibility in public spaces.<\/span><\/p>\n<h2><b>Where Book An Artist Connects Brands Eco-graffiti Artists<\/b><\/h2>\n<p>Brands want installations that get people talking on social media and show real innovation. A living moss wall or bacteria-grown design sparks conversations that regular murals can&#8217;t. But finding artists who work in these specialized mediums takes expertise that most companies don&#8217;t have.<\/p>\n<p>Book An Artist makes this easier by connecting brands directly with artists who&#8217;ve done this before. The platform handles the whole commissioning process, from initial concept talks to installation logistics. Need an eco-graffiti installation for a sustainability campaign? Want bio-art installations for a science-focused event? Looking for pyrography for a project about craft and transformation? Book An Artist coordinates everything so brands can focus on their vision.<\/p>\n<p>Book An Artist has worked with brands in retail, hospitality, and corporate sectors looking to commission experimental mural mediums that match their values. The platform helps connects brands with artists experienced in those techniques.<\/p>\n<p>Think about what these installations actually say. A thriving moss mural that cleans the air says &#8220;we think differently about our environmental footprint.&#8221; A pyrography piece on reclaimed wood says &#8220;we value craft and transformation.&#8221; A water-reactive installation says &#8220;we embrace the unexpected and find beauty in change.&#8221;<\/p>\n<p>Book An Artist helps brands match their values with the right artistic mediums, working with artists to figure out which unconventional techniques actually fit with company missions. For those interested in<a href=\"https:\/\/bookanartist.co\/blog\/how-to-be-an-environmentally-friendly-artist\/\"> becoming environmentally conscious in their artistic practice<\/a>, these unconventional mediums go beyond just using low-VOC paints or recycled materials.<\/p>\n<h2><b>Why Experimental Mural Mediums Matter for Modern Brands<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Muralists working with fire, moss, and microbes are expanding what public art can be. These experimental mediums prove that art can be alive, responsive, temporary, and scientifically sophisticated while creating powerful visual experiences.<\/span><\/p>\n<p><span style=\"font-weight: 400\">For brands willing to take risks, these installations offer storytelling opportunities that paint can&#8217;t touch. They show real innovation, support artists pushing boundaries, and create memorable experiences that people want to photograph and share.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Major cities are putting up moss walls, galleries are hosting bacterial art shows, and corporations are investing in experimental installations that get way more engagement than traditional advertising. The question is whether your next project sticks with regular spray paint or dares to grow something unexpected on your walls.<\/span><\/p>\n<p><span style=\"font-weight: 400\">These mediums represent a big shift in how we think about art&#8217;s relationship with time, environment, and biology. They challenge the idea that art has to be permanent to matter and open up new possibilities for what public art can do.<\/span><\/p>\n<h2><b>FAQs<\/b><\/h2>\n<h3><b>Are moss murals safe and long-lasting?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Moss doesn&#8217;t hurt humans or animals<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">People often experiment with mixes like buttermilk and water, but many successful moss murals actually use pre-grown moss attached with an adhesive substrate rather than relying only on a blended \u2018moss paint.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Well-kept moss murals last 3 to 5 years in good conditions<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Need humidity over 50% and shade most of the day<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Eventually die off naturally, surfaces go back to normal<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Work best in temperate, humid climates on north-facing walls<\/span><\/li>\n<\/ul>\n<h3><b>How does bacterial art even work?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Artists grow specific bacterial strains in lab conditions<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Different bacteria make different natural colors<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Strains get applied to sterile growth medium in patterns<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Temperature, light, and nutrients control how bacteria grow<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Final images show up as colonies multiply by design<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Artists use biosafety\u2011approved, low\u2011risk bacterial strains and follow lab safety rules to minimize risk to people<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Gallery installations get sealed under protective barriers<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Pieces don&#8217;t last long because bacteria eventually die<\/span><\/li>\n<\/ul>\n<h3><b>What are the maintenance needs of unconventional murals?<\/b><\/h3>\n<p><b>Moss installations:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Weekly misting when it&#8217;s dry<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Yearly pruning to keep shapes<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Watching for invasive species<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Reapplying moss mix to dead spots<\/span><\/li>\n<\/ul>\n<p><b>Bacterial art:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Needs climate control<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Limited showing periods (weeks to months)<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Can&#8217;t move once bacteria starts growing<\/span><\/li>\n<\/ul>\n<p><b>Pyrography pieces:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Almost no maintenance once done<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Occasional dry cleaning only<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Resealing every few years if outside<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Lasts way longer than living mediums<\/span><\/li>\n<\/ul>\n<p><b>Water-reactive murals:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Yearly reapplication of reactive coatings<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Surface cleaning without harsh chemicals<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Usually last 4 months to 1 year depending on foot traffic<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Spray cans and paintbrushes? Old news. A new generation of muralists works with materials that grow, breathe, and burn. Picture&#8230;<\/p>\n","protected":false},"author":11,"featured_media":4768,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[414],"tags":[936,932,931,697,868,926,623,938,928,935,929,930,933,927,937,934],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Eco-Graffiti: Muralists Painting With Fire, Moss &amp; Microbes<\/title>\n<meta name=\"description\" content=\"Discover eco-graffiti using moss, microbes, heat, and rain. Learn how brands commission experimental murals with Book An Artist. 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