Orku 50L Coarse Perlite Premium Expanded Soil Medium for Plants & Hydroponics

Orku Coarse Perlite is a lightweight, expanded volcanic mineral designed to improve aeration and drainage in potting mixes and hydroponic setups. Its open, porous structure helps roots access oxygen while holding a little moisture and nutrients from soluble fertilisers.

Key Features

• Inorganic, inert and sterile
• Encourages quicker germination and improved seedling growth
• Non-abrasive and ultra-light weight
• Free from disease, weeds and insects
• Environmentally friendly
• High cation-exchange (buffering exchange) capacity
• Excellent aeration and drainage characteristics
• High water holding capacity
• Insulating properties

Specifications

• Volume: 50L total
• Grade: Coarse
• Form: Expanded perlite medium
• Packaging: 5 x 10L resealable zip lock bags
• Net weight: approximately 430g per bag

What's in the Box

• 5 x 10L resealable zip lock bags of coarse perlite

The angular coarse grade makes it particularly useful for free-draining potting mixes, including blends for cacti, succulents and orchids. Add compost, soil and other components to create your own specialty mix in bulk, or use perlite in seed raising mixtures where seedlings can be removed with minimal root disturbance.