ISN

SN – International Superior Nutrients formulates high-purity hydroponic feeds right here in South Australia, using British pharmaceutical-grade ingredients for unrivalled cleanliness and consistency. Guided by in-house chemical engineers, every bottle is fine-tuned to maximise plant health, turbo-charge yields and help crops resist pests, disease and stress.

Covering every growth stage—from veg through heavy bloom—ISN’s Supreme bases, precision additives and organic enhancers are built to work together under one professional feed chart. Pair them with Hush Hydro’s fast shipping and knowledgeable support and you’re set for bigger, better, faster results.

Showing all 6 results

ISN A+B Bloom
Price range: $25.00 through $180.00 Select options This product has multiple variants. The options may be chosen on the product page
ISN A+B Grow
Price range: $25.00 through $180.00 Select options This product has multiple variants. The options may be chosen on the product page
ISN AMINO GOLD
Price range: $50.00 through $190.00 Select options This product has multiple variants. The options may be chosen on the product page
ISN Microbe Boost
Price range: $40.00 through $180.00 Select options This product has multiple variants. The options may be chosen on the product page
ISN Potash Solidas
Price range: $25.00 through $60.00 Select options This product has multiple variants. The options may be chosen on the product page
ISN Seaweed
Price range: $30.00 through $120.00 Select options This product has multiple variants. The options may be chosen on the product page