Sugar Sugar by DreamGirl Dresses Perfect Poison Ivy Costumecosplay Poshmark Poison Ivy Happy Halloween! This year I have chosen to sew a Halloween costume inspired by Poison Ivy. I opted for a velvet fabric with corset bodice and also handmade each leaf out of velvet Amazon.com: BHMAWSRT Womens Halloween Deluxe Green Ivy Costume Sparkly Dress ivy headband Gloves Party Club Rave Festival Outfits (standard, S, Green) : Clothing, Shoes & Jewelry Shimmer Gold and Green Ivy Costume Poison Hero Costume for Women