NZ Horticultural Pumice Stone for PlantsThis Horticultural Pumice Stone is a premium volcanic soil amendment from the Lake Taupo region of New Zealand. It is a porous, expanded volcanic rock, full of tiny air pockets that hold water and air right where roots need them, while the space between the pieces drains freely. The result is a mix that stays open and airy, holds moisture without going soggy, and gives roots plenty of oxygen. Colour note: the stone looks white when dry and turns a

fine bonsai mixes

External tray: 350 × 280 × 70 mm

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Gentle on stems - supports without cutting or bruising

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Propagation Tray With Holes - 48cm x 30cm

Depth: 50mm

Height: 300mm (including feet

Grows With Your Plants: Expands as your greenery flourishes

150 and 190 packs

Improves aeration and keeps mixes open and free-draining

Pack Sizes: