Sierra Natural Science SNS 203 Soil Drench & Foliar Spray - 16 fl oz

Flexible Drench and Spray Concentrate for Root-Zone Pest Management - 16 fl oz

Pests that thrive in damp media and around pots are hard to manage when a product only works one way. This concentrate mixes with water and applies as a root drench or a foliar spray. It is built on clove oil and rosemary oil as its active ingredients.

The 16 fl oz bottle suits hobbyists, small indoor gardens, and growers who want to trial the product before buying more. At the listed rates, one bottle makes several gallons of solution.

Key Features & Benefits

• Two application methods — use as a root drench or as a foliar spray from one bottle.
• Botanical actives — clove oil and rosemary oil make up the active ingredients.
• Hydroponic-ready — the label lists hydroponics, greenhouses, and home and gardens as applications.
• Tank-mix options — the label lists compatibility with SNS-209, SNS-604A, and SNS-604B.
• Exempt from EPA registration — falls under the minimum risk soil drench pesticide exemption, FIFRA section 25(b).

Who Should Use SNS 203 Soil Drench & Foliar Spray

Growers running hydroponic systems, greenhouses, or home gardens who want a botanical-based treatment for root-zone and foliar pests. Always read and follow the label.

About Sierra Natural Science SNS 203

SNS 203 is a concentrate with 8.03% active ingredients: 6.75% clove oil and 1.28% rosemary oil. The remaining 91.97% is inert ingredients. The label lists root aphids, fungus gnats, whiteflies, gnat larvae, and thrips as targeted pests. It is certified for use in organic gardening.

Frequently Asked Questions

Q: How do I mix it as a root drench?
A: Shake well, then mix 2-4 oz per gallon of water. Drench the affected and surrounding area thoroughly.

Q: What is the foliar spray rate?
A: Mix 2-6 oz per gallon of water. The label rate applies to the foliage.

Q: Which pests does the label list?
A: The label lists root aphids, fungus gnats, whiteflies, gnat larvae, and thrips.

Q: Can I use it in hydroponics?
A: Yes, hydroponics is a listed application. Follow the label directions for your system.

Q: Can I mix it with other products?
A: The label lists SNS-209, SNS-604A, and SNS-604B as compatible mixing partners. Do not assume compatibility with other products.

Q: What does FIFRA 25(b) exempt mean?
A: It means the product qualifies as a minimum risk pesticide and is exempt from EPA registration. It describes regulatory status, not a performance rating.