Organic AG Supply Company, LLC

Organic AG Supply Company (OASCO™) is a B2B MEGA WHOLESALE supplier of PREMIUM QUALITY organic input materials, organic fertilizers, and related equipment and supplies for commercial growers, landscape companies, service professionals, and organic product resellers.  We also provide sales & services for organic agriculture and forestry industries, as well as various USA governmental agencies.

Materials we carry typically are CDFA, OMRI, ECOCERT, or otherwise certified as organic input materials. OASCO is a leading national distributor for worm castings, insect frass, and various organic input materials and agricultural products.  Certifications and state registration info is typically provided on the specific product information pages. Unlike many vendors in the industry, OASCO does not private label any products that are not our own unique blends.  This helps keep costs down, which transfers to better pricing for our clients.

Please register an account with us to access pricing, and to be able to process online orders.
Note that we typically DO NOT provide wholesale material price quotes for unregisterd clients.

We DO NOT spam our registered customers with constant emails. We typically send out a monthly email IF you sign up for our newsletter.

Featured Products
Gold-n-Frass Sample Material

Gold-n-Frass - 10# Sample

OASCO Gold-n-Frass Mix™ is a wide-spectrum biology packed soil amendment featuring super-high Chitin utilizer, and Cellulose degrader counts. This mix is made with WormGold Plus and Enterra Black Soldier Fly Insect Frass. Excellent base material for custom DIY compost tea recipes! See info below for PROMO CODE
Enterra BSF Insect Frass - SAMPLE

ENT - BSF Insect Frass - 10# Sample

Enterra Natural Fertilizer (Insect Frass) is an OMRI-listed organic fertilizer made from the dried "frass" (black soldier fly larvae). Loaded with beneficial microbes, it has a 3-1-3 NPK and diverse micronutrient profile that promotes plant growth.
Enterra Insect Frass - Tote

ENT - BSF Insect Frass - 1500# Tote

Enterra Natural Fertilizer is an OMRI-listed organic fertilizer made from the dried "frass" (black soldier fly larvae). Loaded with beneficial microbes, it has a 3-1-3 NPK and diverse micronutrient profile that promotes plant growth.
OASCO Gold-n-Frass 2K# Bulk Tote

OASCO Gold-n-Frass Mix™ - 1.5K# Tote

OASCO Gold-n-Frass Mix™ is a wide-spectrum biology packed soil amendment featuring super-high Chitin utilizers, Cellulose degraders. This mix is made with WormGold Plus premium quality worm castings and Enterra Black Soldier Fly Insect Frass. Best of the Best!
Enterra Insect Frass - Tote

ENT - BSF Insect Frass - 2K# Tote

Enterra Natural Fertilizer (BSF Insect Frass) is an OMRI-listed organic fertilizer made from the dried "frass" (black soldier fly larvae). Loaded with beneficial microbes, it has a 3-1-3 NPK and diverse micronutrient profile that promotes plant growth.
Elemite bulk tote

ELE - Elemite - 2.2K# Tote

Elemite rock dust minerals are a 100% organic alternative to chemical fertilizers that is simple, effective, and even costs less than most fertilizers.
OASCO IBC Mount Spray Rig

OASCO Modular IBC Skid Mount Spray System

OASCO IBC Skid Mount Spray System custom made to OASCO SPEC by Green Pro Solutions
Jacto PJB -16 - Front

Jacto 4G Battery Powered Backpack Sprayer

Jacto 4G Battery Powered Backpack Sprayer
AeroBrew Bubble Diffuser - MAX10

AeroBREW™ MAX 10 Bubble Diffuser

AeroBrew™ Bubble Diffusers for DIY compost tea brewing - 10" model is designed for 5 Gallon Buckets. Base option is for the Bubble Diffuser ONLY! Other items shown in photos are OPTIONAL ITEMS.
AeroBREW MAX 15 Bubble Diffuser

AeroBrew™ MAX 15 Bubble Diffuser

AeroBrew™ Bubble Diffusers for DIY compost tea brewing - 15" model is designed for use with 55 Gallon Drums
News
OASCO™ now offers used, and one-trip shipping containers, available in 20'SD, 40'SD, 40'HC, and 45'HC. Guaranteed Wind and Water Tight. Local depots in most USA areas. Contact us for a quote today!
OASCO™ is happy to announce availability of our all new line of AeroBREW™ Bubble Diffusers, designed for use with DIY compost tea brewing systems.
OASCO™ is happy to announce becoming a Dealership outlet for the Air-tow line of drop-deck trailer products.