3:1 potassium to phosphorus ratio maximizes bud bulk and flowering intensity
Highly absorbable nutrients ensure efficient delivery to plant cells
Easy-to-mix liquid formula simplifies integration into existing feeding programs
Compatible with hydroponic, soilless, and reservoir systems for versatile use
Free from banned plant growth regulators for safer cultivation
Summarized by Shop
The phosphorus-potassium bloom enhancer that drives aggressive mid-flower development. One of the four core AN additives.
Big Bud is Advanced Nutrients' phosphorus-and-potassium bloom enhancer, formulated to push more aggressive flowering response during the critical mid-bloom window. It's one of the four core AN additives we recommend ru