Xtreme Gardening
Xtreme Gardening
🌱 Microbial muscle for next-level growth.
Why Xtreme Gardening?
These biological boosters build roots, boost yields, and bring soil back to life. Perfect for soil, coco, and hydro.
Mycorrhizae for faster root growth
Beneficial bacteria for nutrient uptake
Organic inputs for epic results, no synthetics
From transplant shock to yield stacking — Xtreme’s got the biology to back it up.
Feeding microbes too? 🍽️
Explore Nutrients & Additives to give them something to munch on.
Welcome to The Grow Guys
We built The Grow Guys from the soil up — well, coco and perlite. Before we sold gear, we bought it, ran it, and learned the hard way what's worth the money and what ends up in the shed. That's the filter everything on our shelves passes through. No sales scripts, no rebadged junk, no telling you what you want to hear. Just gear we'd run ourselves and advice from people who actually grow. Chasing higher yields, tighter flowers, or your first harvest? You're in the right place.
FAQs
Calculated at checkout by weight and destination. Free shipping over $499*.
Order by 2pm and it ships the same business day from Invermay, Tasmania.
500+ products across 40+ brands, every one filtered through 14 years of real growing experience. Shipping Australia-wide.
30-day change-of-mind returns on unopened, unused products. A 10% restocking fee applies and return shipping is at your cost.
Call, email, or walk into the Invermay shop. You'll get a grower on the other end, not a script.