Silk Euphorbia Tree Branches Sprays. Silk tree branches sprays are great for replacing your older sprays with new silk sprays to give it a new look or if you just want to make your own silk tree with this silk spray. Artificial silk sprays are not made from real silk. Silk branches sprays are made from synthetic fabrics, plastic coated iron wire and are not made of any real silk. Silk Tree Branches Sprays come un-shaped. We try our best to accurately display the colors of the products shown on our website. However, depending on your monitor, we cannot guarantee that your monitor's display of any color will be accurate.