Raised garden in an old hot tub

How big should drain holes be, how much rock and top soil do I need
  3 answers
  • Janet Pizaro Janet Pizaro on May 26, 2017
    The holes must be large enough for proper drainage.Rocks are not needed.Fill the tub up will a garden soil not top soil.
  • Wanda Wanda on May 26, 2017
    I'd like to see some pictures.
  • Gail Gail on May 26, 2017
    If you are going to plant acidic loving plants, you can fill one half with leaves. For example, Oak leaves. Tomatoes love Oak leaves that turn into compost after some time. This makes the pot lighter and you will need less garden soil.