DIY - Tissue Paper Flowers ( I love these <3 I made these but much bigger to hang from the ceiling of our wedding reception =) They looked great & the lights bounced off the colored tissue paper which made it just beautiful throughout our venue!
stalagmite technique? could vary the size, but tissue paper is so much cheaper than the spray foam. Not necessarily flowers but something else in giant size? - Giant Tissue Flower | Tutorial (some steps)