Invasion OSA - Monosilicic Acid (250ml + 500ml)

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Size: 250ml
Sale price$45.00 Regular price$50.00

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Space Age Silica – Activate your INVASION OSA by mixing it with water to produce Monosilicic Acid – the ultimate readily absorbable silicon.

INVASION OSA is a crucial element for powerful plant development.

  • Suitable for all plant types.
  • Improves crop growth & vigor
  • Pest & Disease resistance
  • Leaf & flower size (improving yield & potency)
  • Slow vertical growth & stretch in the first weeks of flower


Works with all cultivation systems & plants

  1. For OSA activation, mix with fresh water in a separate container before adding to reservoir. This step converts the Orthosilicic Acid into Monosilicic Acid.
  2.  Pour activated OSA mixture into reservoir prior to adding any nutrient or additives.

Dosage (Grow & Bloom)

  • Basic – 2 ml per 10L of nutrient solution
  • Bloom: Slow vertical growth increase to 3 – 4ml per 10L in week 2 of Bloom for one week only
  • Foliar application: Use a maximum of 1ml per 1L of Foliar Spray
  • Clone application: at 0.5ml per 10L or Foliar application at 0.5ml per 1L of spray solution
  • Heavy feeding strains: 3ml per 10L

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