Black Label Flush
Best flushing solution for growers seeking cleaner, sweeter-tasting harvests.
This is the ultimate reset button for your garden, stripping away salt buildup to ensure your harvest tastes clean rather than bitter. It demands a bit of precision with your water quality, but the trade-off is a noticeably sweeter, professional-grade finish that standard nutrients simply can't replicate.
$15.00
at
Sunset Hydroponics
Who it's for
- Growers seeking a pristine, contaminant-free nutrient baseline
- Gardeners aiming to restore peak irrigation system efficiency
- Busy cultivators needing rapid, time-efficient maintenance cycles
Who should skip it
- Users with older equipment or sensitive plastic components
- Gardeners lacking access to specialized hazardous waste disposal
- Beginners preferring simple, low-effort maintenance routines
Performance breakdown
Salt Remediation
Effectively strips systemic nutrient buildup to restore optimal root zone health.
Flavor Enhancement
Removes bitter salinity to ensure a cleaner, sweeter profile at harvest.
System Compatibility
Non-clogging formula integrates perfectly with complex hydroponic dripper systems.
Versatility
Reliable performance across rockwool, coco coir, and traditional soil media.
Ease of Application
Simple dosing instructions make mid-cycle corrections straightforward for any grower.
Lifecycle Safety
Gentle enough for use throughout the entire vegetative and flowering stages.
Key Specs
NPK Ratio
0-0-0
Application Rate
8-10ml per US Gallon of water
Recommended Water Quality
R/O water with a TDS below 25ppm
Compatibility
Safe for top-feed, NFT, or ebb and flow hydroponics systems
Media Compatibility
Effective with rockwool, soil, coco coir, and clay pebbles
Feature
Will not clog drippers
Release Type
Fast Release
Season of Use
All Season
Primary Benefit
Bloom Booster
Application Method
Drench
Know before you buy
Still have a question?
Ask Metto anything about the Black Label Flush before you decide.
