Alder cones release humic acids and tannins into the aquarium water, which act as a natural fungicide and bactericide. Dosage: Use one cone per 1-2 gallons of water. Replace every 4-6 weeks.
Alder Cones, pack of 50
Alder cones release humic acids and tannins into the aquarium water, which act as a natural fungicide and bactericide. Dosage: Use one cone per 1-2 gallons of water. Replace every 4-6 weeks.
- Availability: 54