Alder Cones (1/2 - 1 inch)

Alder cones are decorative and functional aquarium additions that lower pH and buffer water, releasing tannins beneficial for certain aquatic life.

• The cones release tannins that help prevent fungal infections and fight bacteria.
• The description claims that starting with a small amount of cones and monitoring pH is advised when using them to lower pH levels.
• The description suggests boiling the cones to avoid excess tannins.