International Superior Nutrients specialises in high quality hydroponic nutrients. ISN is manufactured in South Australia with British pharmaceutical grade ingredients. Their in-house chemical engineers are constantly refining their products to ensure they deliver the highest quality results. ISN have a comprehensive range of plant nutrients for all stages of plant growth.
ISN Supreme Bloom - Engineered by ISN’s in-house chemist, ISN bloom has the same base level of micronutrients as ISN Supreme Grow, this helps to stop stress at the start of the flowering cycle. ISN Bloom also includes organic fulvic acid and British pharmaceutical grade vitamin B1.
