Alder Cones (50 pack)

Tiny tannin powerhouses for bioactive builds and aquariums. Alder cones add gentle tannins and humic goodness, kick-start biofilm for shrimp and microfauna, and look great sprinkled through leaf litter. A low-effort, high-impact staple—one of our favourites.

Details

• Pack size: 50 natural alder cones (approx. 1–2 cm; size/colour vary)
• Great for: isopod bins, springtail cultures, shrimp/nano tanks, dart frog & vivarium leaf litter
• Benefits: encourages biofilm grazing, adds tannins/humics, long-lasting structure
• How to use: Rinse before use. For aquariums, pre-soak or briefly boil so they sink faster. Start with a few and add gradually to taste.
• Note: This is a natural product—expect variation and the occasional perfect “weirdo” cone