Gabions can be cut down to 225 or 300mm to make the ideal long lasting vegetable bed. The benefits of a gabion planter are:
They are porous. If lined with a weed membrane you can control water retention without it becoming saturated.
You can choose decorative infills for your gabion planter.
Long lifespan of 60 years.
You can dissasemble 1 gabion basket to gain easy access if replacing the soil is necessary in your gabion planter.