DIY woven lamps - instead of electrical lights putting LED tealights in them (and spray painting them to match the colour theme . Try balloons instead of the balls, and vary the sizes.
Such a clever artwork idea: weaving with leaves!
phone dock station hammock by Basicsack on Etsy
trim the tree – paper stars – home sweet homemade
DIY Geometric Wall Decals - This DIY Geometric Wall Art Livens Up Any Room Without Permanent Change (GALLERY) this in 2 corners of a room with other colors would be so cool!