River Sand cast iron Volcanic rock also helps with

Volcanic rock also helps with drainage and weed suppression

Includes a drainage hole for effective water management

Creates neat 90-degree corners within the wall system

It's not the product for a manicured garden bed

Native Potting Mix NTV30 is low in phosphorus and specially formulated for Australian native plants like Banksia

River Sand cast iron Volcanic rock also helps withRiver Sand Coarser Natural Sand for Construction and Landscaping Our river sand is a coarser grade natural sand suited to applications where you need grip, drainage, and compaction. Slightly coarser than white washed sand, it's a practical choice for concrete mixes, paving bases, under turf, sandpits, and drainage backfill. For a 10m paving base at 50mm depth, you'll need approximately 0. 5m. Use our volume calculator for your specific job. Uses: