Sierra Natural Science 203 Pesticide Concentrate
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Is the Sierra Natural Science 203 Pesticide Concentrate right for me?
The 203 Soil Drench/Foliar Spray is an effective, natural solution for growers looking to eliminate pests, control fungus, and promote healthy plant growth. Made from 100% pure rosemary and clove botanical extracts, this biodegradable and non-toxic formula is safe for use up to the day of harvest and around children and pets when used as directed. It effectively kills and repels root aphids, fungus gnats, whiteflies, thrips, and more, while also attacking fungus and algae, reducing pest food sources. Whether you grow in gardens, greenhouses, or hydroponic systems, this EPA-exempt, FIFRA 25(b) compliant spray is a powerful yet safe pesticide alternative.
- Features & Benefits
- Product Specifications
- What is included?
- Warranty Policy
Sierra Natural Science 203 Pesticide Concentrate
The 203 Soil Drench/Foliar Spray provides natural, broad-spectrum pest and fungal control, ensuring healthier plants and better yields.
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Effectively eliminates fungus gnats, root aphids, whiteflies, thrips, and more. -
Non-toxic, biodegradable, and safe for humans, pets, and the environment.
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Made with 100% pure rosemary and clove extracts, ensuring consistent potency.
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Can be used as a root drench, foliar spray, hydroponic solution, or bucket drench.
Why Choose the Sierra Natural Science 203 Pesticide Concentrate?
If you need an effective, natural pesticide that works against common plant pests and fungal problems, 203 Soil Drench/Foliar Spray is an excellent choice. Unlike synthetic pesticides, it uses botanical extracts that are safe, environmentally friendly, and EPA-exempt. Its broad application across home gardens, hydroponics, and greenhouses makes it a versatile and essential tool for maintaining healthy, pest-free plants.
Why Sierra Natural Science?
Sierra Natural Science (SNS) offers eco-friendly, organic, and non-toxic solutions for pest control, plant health, and agriculture. Their products are safe for people, pets, and the environment while maintaining high effectiveness. SNS uses natural ingredients, ensuring sustainability and compliance with organic farming standards. Ideal for responsible growers!
Why Buy From Us?
At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.
If I could rate 6 stars I would! My representative Edouard B. has been shockingly responsive! Like - oh my god - an actual SERVICE oriented company. He's dug into my odd connectivity issues I've been having - and following up in an AMAZINGLY timey manner. No shit. You'll be impressed! (And the price was also unbeatable, quick shipping...it's all PERFECT). Thank you Ed!!
Customer service was outstanding great people to deal with they understand your needs and they will do their best to fulfill them there is no way I can complain about them because they are the best help out there.Thanks green thumb depot. I'll definitely order from them again
The machine is doing just what my salesman told it would do (I appreciate you Ed thank you) . The machine is what we need for our new business we're starting up, soon to be llc and licensed. We are getting a lot of clients wanting our services. Ed I will be needing more of your products, thank you again.
Great prices, fantastic customer service, and mind blowing shipping! Incredible. Will be using again and telling anyone in need.
FAQ Section
Specifications 
| Sierra Natural Science 203 Pesticide Concentrate Specifications | |
|---|---|
| Product Type | Soil Drench & Foliar Spray |
| Active Ingredients | Clove Oil (1.50%), Rosemary Oil (0.53%) |
| Other Ingredients | Water, Polyglyceryl Oleate, Lactic Acid |
| Total Composition | 100% Natural & Biodegradable |
| Application Methods | Root drench, foliar spray, hydroponics |
| Toxicity | Non-toxic, pet- and child-safe |
| Mixing Compatibility | SNS-209, SNS-604A, SNS-604B |
What’s in the Box? ![]()
The product Sierra Natural Science 203 Pesticide Concentrate includes
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1 x Bottle of 203 Soil Drench/Foliar Spray
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Application Guide
Warranty Policy
Please check out the manufacturers website for Warranty related issues.
