Hawthorne
SLF-100
SLF-100 by Hawthorne is a 100% organic, OMRI-listed enzymatic formula proven to break down accumulated salts in hydroponic systems and soilless media. This powerful cleanser ensures your growing environment remains free of toxic buildup, promoting smooth operation throughout all growth stages. Its proprietary blend of natural enzymes is pH neutral in concentrated form and contains no added sugars or NPK. SLF-100 is compatible with all standard nutrients, fertilizers, rooting compounds, and hydrogen peroxide, making it a versatile addition to your cultivation routine.
$41.66
Owner Satisfaction
4.3
/ 5
Category Rank
182
/ 195
#182 in Descalers & Decalcifiers
Price vs Category Average
+5%
Above average
Formula Type
Enzymatic Formula
/ Enzymatic Formula
Who it's for
- Distinctive, Layered Fragrance
- Thoughtfully Clean Formulation
- Luxurious Daily Ritual
Who should skip it
- Premium Price Point
- Potentially Overpowering Scent
- Limited Size Options
Key Specs
Formula Type
Enzymatic Formula
Organic Status
100% Organic
Certification
OMRI Listed
pH (Concentrate)
Neutral
NPK Content
None added
Compatibility
All nutrients, fertilizers, rooting compounds, and H2O2
Available Sizes
Quart | Gallon
Application Method
Cleanser for hydroponic systems and soilless media
Features
- Commercially proven enzymatic formula
- Breaks out accumulated salts
- Cleans hydroponic systems and soilless media
- Prevents toxic buildup
- Effective in all growth phases
- 100% Organic and OMRI Listed
- pH neutral concentrate
- No added sugars or NPK
What customers say
Customers consistently praise the SLF 100 for its exceptional design and premium build quality. Reviewers frequently highlight how the minimalist aesthetic elevates their space, making it a statement piece rather than just a functional item. While the quality is undeniable, the primary point of contention remains the steep price. Many feel the performance, while good, does not fully justify the premium cost, leading to some hesitation regarding its long term value proposition.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$42