Agra-Wool Big Block 20x20x20cm - with 38x35mm hole

Product detailed description

Agra-Wool Big Block is an inert growing medium made from basalt, a volcanic igneous rock. The fibres are created by heating the rock and are bonded with a formaldehyde-free organic binder (Ecose technology), which is environmentally friendly and does not cause skin irritation. The block has a pre-drilled hole for easy planting of a seedling.

Key features

• Material: natural basalt mineral wool (volcanic igneous rock)
• Binder: organic, formaldehyde-free – Ecose technology
• Pre-drilled hole: 38 × 35 mm for direct planting
• Initial EC: Ecose provides a slight increase in EC, so nutrients are not needed during the first week
• pH stability: excellent at maintaining pH values
• Root system: roots encounter no growth resistance from the medium and are more resistant to diseases and pests

Specifications

• Block dimensions: 20 × 20 × 20 cm
• Hole diameter: 38 × 35 mm
• Weight: 480 g