What can you use those wood ashes into? Make lye water out of ash. You can boil spoons of ash (clean white/grey fluffy ash) with water and then filter it with a coffee filter. Lye water is a great cleaning agent and sanitizer for .
Grow sweet strawberry in a vertical PVC tube is great solution for small garden or yard. Vertical planter will save you a lot of space, at the same time keep plants out of reach from garden insect pests AND enable you to switch to hydroponics.