Acorn Caps for aquariums — high tannin botanical for blackwater and shrimp tanks.

Botanicals

Botanicals Acorn Caps

$13.00

Available stock: 5

Acorn Caps (English Oak) | High Tannin Aquarium Botanicals

Elevate your aquarium's natural aesthetics and water chemistry with Acorn Caps (English Oak) — prized for their rich tannin content, natural antibacterial and antifungal properties, and ability to foster beneficial biofilm. Ideal for blackwater aquariums, shrimp habitats, and nature-inspired aquascapes.

Key Features

  • High tannin release — perfect for creating dark, stained water

  • Natural antibacterial and antifungal properties

  • Promotes biofilm growth — a valuable food source for shrimp and fry

  • Provides excellent shelter and foraging spots for shrimp and baby fish

  • Gently lowers pH for soft-water environments

  • Organically sourced and pollution-free from local Australian suppliers

  • Native to Europe (English Oak)

Product Details

Specification Detail
Size Approx. 2.5–3 cm per cap
Color Natural earthy brown
Material Dried Acorn Caps (English Oak)
Preparation Boil for 1+ hours before use
Origin Europe (Locally sourced in Australia)
Water Type Freshwater (ideal for blackwater, shrimp, or nature tanks)

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