100 almond
Pre-rinse the leaves before use
Put 1-2 leaves per 3-4 gallon for the best tannins
Take 1-2 days for the leaves to sink
Make the fish healthy and happy

10-12 inch Premium Natural Catappa Almond Leaves For Betta, Shrimp and Cichlids. Catappa leaves are great way to introduce tannins into your tanks, and are, great for lowering the PH of the water.
Fish that LOVE catalpa leaves: 
Freshwater snails, neocaridina shrimp, caridina shrimp, discus, angelfish, arowana, blood parrot, flowerhorn fish, pterophyllum, dwarf cichlid, clown loach and most tropical fish.
Biofilm growth is important to your shrimp and shrimplets to graze on, as it is a natural food source for them. Tannins that leech from these Indian Almond Leaves (IAL) are beneficial health wise as well, providing anti-bacterial and anti-fungal properties. 
Place one leaf into your aquarium and let it break down. When the leaf breaks down to just the skeleton of the leaf, remove skeleton and replace leaf with a new one

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