(First read how to make yarn from old Tshirts!) Nail loom tutorial - excellent tutorial on making a nail loom square for blankets etc. Great for those like me that are not that good at crocheting granny squares.
Plant Grass for cats in planters. Use a Rubbermaid under bed storage and drill 4 small holes for drainage. Layer gravel, soil and sod. Great for indoor cats. Use on a balcony or deck. Never been used as a litter box! Your cats will LOVE this!
Outdoor Planter Wall: A clever means of screening off their open plan living space from neighbors in close proximity, while forgoing traditional window coverings. Rather, they have spider plants, herbs and English ivy to help maintain a sense of privacy.
Pallet Planter with Terracotta Pots . with some hose clamps and screws to secure the pots, this old pallet has been upcycled into a feature vertical garden. For more inspiration, see 20 Creative Ways to Upcycle Pallets in Your Garden