Roots Organics Oregonism XL, 40 lb

Super-Soluble VAM Fungi & Bacteria Root Blend, 40lb

Fruiting and flowering plants that get fertilized heavily can outrun the natural microbial population in a container faster than an outdoor bed would ever lose it, leaving roots working harder than they need to for the same nutrient uptake. Roots Organics Oregonism XL rebuilds that population directly, combining VAM mycorrhizal fungi with Bacillus and Pseudomonas bacteria and humic acids in a super-soluble blend that colonizes the root zone.

This 40lb size is built for commercial cultivators inoculating large volumes of growing medium at scale.

Key Features & Benefits

• VAM mycorrhizal fungi — colonizes the root zone in symbiosis with plant roots, extending their effective reach
• Bacillus & Pseudomonas bacteria — increases the solubility and availability of nutrients already present in the growing medium
• Humic acids — rounds out the microbial blend and supports overall root zone activity
• Heavy-fertilizing tolerance — selected for fruiting and flowering plants that receive regular, heavy feeding
• Soil & hydroponic compatible — works across potting soil and hydroponic growing media

Who Should Use Roots Organics Oregonism XL

Growers of fruiting and flowering plants who fertilize heavily and want a microbial inoculant to keep the root zone populated under that load are the fit for Oregonism XL.

About Roots Organics

Oregonism XL represents the microbial side of the Roots Organics catalog, built by Aurora Innovations out of Eugene, Oregon since 2000 alongside the company's composted soils and mineral supplements.

Frequently Asked Questions

What does Oregonism XL contain?

The blend combines VAM mycorrhizal fungi, Bacillus bacteria, Pseudomonas bacteria, and humic acids. Each targets a different part of root zone biology, from fungal colonization to nutrient solubility.

How does the mycorrhizal fungi help?

VAM fungi form a symbiotic relationship with plant roots, effectively extending the root system's reach into the surrounding growing medium. That expanded reach increases nutrient and moisture uptake without the plant spending energy growing more root mass itself.

What do the beneficial bacteria do?

Bacillus and Pseudomonas bacteria work to increase the solubility and availability of nutrients that are already present in the soil or medium. That makes existing fertility more accessible rather than adding new nutrients outright.

Can I use it in hydroponics as well as soil?

Yes, Oregonism XL is formulated to work across both potting soil and hydroponic growing media. It's suited to heavy-fertilizing programs in either setup.

Does it help with drought or stress tolerance?

Root zone colonization by the microbial blend is associated with improved resistance to abiotic stress, including drought conditions. A more established root-zone microbial population generally means a plant handles moisture swings better.