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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Give your root system an extreme boost
colour chart and concentrated indicator solution
and includes a quality lamp holder
offering consistent airflow
Individual PTC heating plates with PWM control provide 10 true heat levels
GrowHard PK Boost blaster Give your root system anPK BOOST Bigger Blooms, Better Yields Formulated to meet the high demand for phosphorus and potassium during flowering, PK BOOST supports larger flowers and improved yields when it matters most. Directions: Add 12 mL per litre of nutrient solutionUse during week 4 & 5 of flowering Boost flower size, strength, and productivity.
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