Build Armature Form
3 hoursCreate chicken wire or expanded metal form over foam, bucket, or sand mound mold for planter shape.
Field context
This workflow is part of 1 niche field
Learn ferrocement planter build from scratch with a clear step-by-step workflow, recommended tools, safety guidelines, and expert tips.
Create chicken wire or expanded metal form over foam, bucket, or sand mound mold for planter shape.
Blend Portland cement, fine sand, and polymer modifier to creamy trowel-able consistency.
Press mortar through mesh from both sides building ¾–1 in total thickness in multiple thin coats.
Mist cure 7 days, drill drainage, and seal or paint exterior if desired.
Thin cement mortar reinforced with multiple layers wire mesh — high strength-to-weight ratio.
Portland cement caustic — N95 mask and gloves when mixing dry.
Wet cement causes chemical burns — wash immediately if contact.
Large planters exceed 100 lb — plan placement before filling with soil.