Lechuza Blackstone PON Substrate , 12 litres

A striking black substrate that combines looks and function. The Blackstone PON substrate has an attractive black colour and excellent properties for strong and healthy indoor plants.

Composition: Rock (pumice, black lava), zeolite, biochar, long-term fertiliser especially tailored to indoor plants

• Organic-mineral, peat-free potting substrate with natural biochar & black lava for an intense dark colour
• Use it instead of conventional potting soil or add as a decorative top layer on regular potting soil
• Retains it shape and volume, supports root formation and ventilation
• Contains slow-release fertiliser sufficient for the first 6 - 8 months
• Excellent drainage properties for the optimal amount of water
• Recyclable
• Made from natural raw materials in Germany