Optic Foliar Switch Size:4 litre

Optic Foliar Switch Size:4 litreOptic Foliar Switch Lights On Bloom Initiator & Hermaphrodite Prevention Spray Best for: Growers who want reliable flower site development and stress management during the critical early bloom transition, without the risk of lights off application complications. Our thoughts This is a specialist product that sits outside the usual bloom booster space. Switch works on a different mechanism entirely ethylene hormone activation rather than phosphorus

built on industrial-grade Grasslin mechanics

Growing in soft water or using reverse osmosis

works alongside traditional timers and contactors

Bud XL works best when used alongside a high-PK finishing booster

Sicce - Suprema 3700

and each light switches automatically on your schedule

The Vivosun AeroWave Oscillating Clip Fan range gives you professional-grade air movement inside your grow tent

the 1L works for bigger systems

and that's your target CFM

Harvesters needing flexibility to process both wet and dry without buying two machines

Standard hand watering

9% (supports deficiency correction)