Mammoth P (Discontinued)
This product is no longer available.
Mammoth P has been discontinued and is now off the market. If you landed here looking for a premium root-zone biology product, we recommend switching to one of the alternatives below. Both are proven, popular options, with mycorrhizae being the most widely used choice for improving root development and nutrient uptake across soil, coco, and many hydro-style systems.
Recommended alternatives (in stock)
1) Great White Premium Mycorrhizae (Most Popular)
Mycorrhizae-focused root inoculant for faster establishment and a stronger root zone.
- Ideal when you want the most common, dependable “go-to” biology product.
- Best for transplanting, early growth, and building a resilient root zone.
- Great fit for growers who want one premium product that works across most setups.
View Great White Premium Mycorrhizae
2) DynoMyco
High-strength mycorrhizae option designed for strong root colonisation and vigorous establishment.
- Great for transplants, potting up, and early stage rooting.
- Strong choice if you want a focused mycorrhizae product with a simple routine.
- Popular for container growing and plant training where root health matters.
Which should you choose?
- Want the safest “most popular” pick: choose Great White.
- Want a strong mycorrhizae-first option for transplants: choose DynoMyco.
Quick use guidance
For best results, apply root-zone biology products early (at transplant, potting up, or early veg) so roots can establish with support from day one. Avoid mixing with strong sterilising agents in the root zone, as these can reduce biological activity.
Need help choosing? If you tell us your grow medium (soil, coco, hydro) and plant stage, we can point you to the best option.