Hypertufa Mix for Planters
How to mix hypertufa for creating garden planters and stepping stones.
Melissa J. Will
Do NOT use Quickcrete or any fast setting mix
Peat Moss or Coconut Coir
Sand or Perlite or Vermiculite
Heavy Duty Rubber Gloves
Stir sticks (old pipe or thick wood)
Plastic Sheets or garbage bags
Wheelbarrow or large mixing tub
Work clothes / craft apron / old shoes
Wood molds or plastic pots for shaping hypertufa
These instructions are general. Use a specific tutorial for the type of planter you want to make.
Decide what you want to make an get appropriate molds or containers for shaping hypertufa.
Set up work area. This is messy. Wear old clothes, protect all surfaces with plastic sheeting.
In wheelbarrow or large bucket, thoroughly combine equal parts Portland cement, peat moss or coconut coir, and sand (or perlite or vermiculite).
Gradually add water, mixing constantly, until completely combined and consistency of fudge.
Add hypertufa mixture to molds and allow to cure for 1-2 days per tutorial you are following.
Day 2 or 3: Remove from molds and add drainage holes and adjust surface as desired.
Allow to cure for two weeks.
Day 14: Rinse with vinegar to reduce alkalinity of cement.
Day 21: Ready to use.
Do not use Quikrete or any other fast concrete mix.
You want pure Portland cement that has no aggregates added.
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