Rich Roots Fertilisers
Mealworm Frass Fertiliser – Small Garden Pouch 110g
Mealworm Frass Fertiliser – Small Garden Pouch 110g
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Curious about frass? Start here.
The 110g Small Garden Pouch is the easy way in. It's sized for real life — a few pots on the balcony, the herbs by the kitchen window, the peace lily you've been meaning to spoil.
Inside is one ingredient: 100% raw mealworm frass, made and packed in Queensland. Frass is what mealworms leave behind as they feed — nature's original slow-release fertiliser. It's dry, fine, clean to handle and low in odour, so it works indoors and on balconies where composted manures are difficult.
3.71% N · 1.13% P · 1.88% K · 38.5% Carbon
No synthetic fillers. No added chemicals.
Best for
- Indoor pots and houseplants
- Herbs on the windowsill or balcony
- Balcony gardens and small courtyards
- Hanging baskets
- Trying frass before committing to the big pouch
How far will 110g go?
Further than you'd think — a little goes a long way. Feeding every two weeks for around 12 weeks, one 110g pouch covers roughly:
- 3–5 small pots (10–15cm)
- 1–2 medium pots (20–25cm)
- 1 large pot (30cm+)
These are estimates rather than promises — actual coverage depends on pot size, plant needs and how generous you are with the sprinkle. Feeding every four weeks instead will stretch it further.
How to use
Sprinkle → lightly mix → water in
- Small pots: 1–2 teaspoons
- Medium pots: around 1 tablespoon
- Large pots: 1–2 tablespoons
- New planting: mix a small amount through before watering
Reapply every 2–4 weeks during active growth. Go easy around seedlings and delicate plants — start light, and keep it off soft stems.
Using it around the home and edible garden
Apply to the soil rather than to the leaves, wash your hands afterwards, keep the pouch out of reach of children and pets, and rinse herbs, fruit and vegetables before eating. Full handling and storage guidance is in our Safety Data Sheet.
Why mealworm frass?
It gives your plants naturally occurring nutrients and organic matter while feeding the soil life around their roots. It also naturally contains chitin, which may help support plants' own defence response as part of a healthy soil ecosystem.
Independently tested
We sent our frass to a lab so you don't have to take our word for it:
| Parameter | Result |
|---|---|
| Nitrogen | 3.71% |
| Phosphorus | 1.13% |
| Potassium | 1.88% |
| Carbon | 38.5% |
| Magnesium | 0.66% |
| Sulfur | 0.25% |
| Calcium | 0.19% |
| pH | 6.0 |
Plus naturally occurring trace elements including iron, manganese, zinc, copper, boron, molybdenum, cobalt and silicon.
Please note: as a raw natural product, nutrient levels vary slightly between batches.
What's inside?
100% raw mealworm frass. That's it. That's the list.
Made and packed locally in Queensland, Australia.
Delivery, packaging and returns
For delivery, shipping, packaging and returns information, visit our Delivery, Shipping & Returns page.
Packaging may vary from photos shown.
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