House & Garden Roots Excelurator (Silver) Bulky vs ONA Blocks: Blocks are

vs ONA Blocks: Blocks are place-and-forget for small spaces

The ceramic discs are consumable

The root-pruning fabric pots and modular design mean you're not locked into a fixed footprint — grow how you want

It's designed to accelerate growth

House & Garden Roots Excelurator (Silver) Bulky vs ONA Blocks: Blocks areHouse & Garden Roots Excelurator (Silver) Professional Construction, Smart Pricing Roots Excelurator Silver is House & Gardens most advanced root stimulator, formulated specifically for hydroponic systems and recirculating setups. Designed to deliver explosive root development, it builds a clean, disease resistant root zone that drives faster growth and heavier yields.