Description
STS Feminizing Seed Spray Kit – Precision-Engineered for 100% Female Seeds
The Original OZSTS made in WA. Support Australian Small Businesses
Unlock complete genetic control in your breeding projects with the STS (Silver Thiosulfate) Feminizing Seed Spray Kit—trusted by professional cultivators and passionate hobbyists alike. This two-part kit delivers pharmaceutical-grade effectiveness for producing all-female cannabis seeds with superior consistency, even in strains resistant to colloidal silver.
With long shelf life and mix-as-needed convenience, this kit empowers you to create your own feminized seeds while reducing waste and eliminating male plants from your grow.
🌟 Why Choose STS?
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✅ Superior to Colloidal Silver
Achieves ~95% feminization success by halting ethylene production more effectively than colloidal alternatives. -
🔬 Scientifically Calibrated Formula (3.4mM)
Designed for high resistance strains and enhanced performance. -
🌿 Feminized Pollen
Triggers male flower growth on female plants to collect genetically female pollen—no hermaphrodites. -
🧪 Clean, Concentrated & Stable
Includes 100ml of Part A (Silver Nitrate) and Part B (Sodium Thiosulfate) in lightproof glass bottles for long-term storage.
📦 What’s Included
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100ml Part A – Silver Nitrate
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100ml Part B – Sodium Thiosulfate
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Graduated measuring cup
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Step-by-step mixing & usage guide
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Safety gloves
🛠️ How to Use
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Mix: Combine 10ml A + 10ml B + 80ml distilled water to make 100ml STS spray
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Apply: Spray chosen branches every 3–5 days starting 3–5 days before flower
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Collect: Harvest pollen after 3–4 weeks and use to fertilize female plants
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Grow: Resulting seeds will be 100% female
🌟 Best For
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Breeders: Develop stable feminized lines
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Commercial Growers: Maximize crop yield with all-female plants
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Hobbyists: Save on seed costs and explore self-sustaining grows
⚠️ Safety & Storage
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Store unmixed solutions in a cool, dark place (1+ year shelf life)
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Mixed STS spray lasts up to 30 days refrigerated
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Use gloves & follow included handling precautions
Take full control of your genetics—grow smarter with the STS Feminizing Seed Spray Kit. 🌱