Aquarium Plant Root Fertilizer Tabs 40 Count | Planted Aquarium Concepts

Overview

Elevate your rooted aquarium plants with Planted Aquarium Concepts Aquarium Plant Root Fertilizer Tabs. This 40-count supply uses a balanced, slow-release blend that feeds plants where they need it most—their roots—so nutrients remain available between water changes.

What you get

The tabs are compact cubes about 1 cm across and designed for convenience in gravel beds or standard substrates. Their nutrient mix is engineered to release gradually, helping sustain plant growth over time without daily dosing.

• 40 slow-release root fertilizer tabs
• Designed for use in gravel beds or aquatic substrate to feed live aquarium plants
• Balanced blend of macro- and micronutrients released where roots can access them
• Contains nitrogen, phosphorus, potassium, and trace elements including iron and magnesium
• Store at room temperature with bag sealed

How to use

Plan your layout around your plant selection. Place tabs near the base of rooted plants or at roughly 3–6 inch intervals, spacing as needed for density. Push tabs deeply into the substrate to maximize contact with roots.

• Insert tabs near roots or 3–6 inches apart, depending on planting density
• Replace tabs every 3 months for continued nutrition
• Use in tanks with at least 1–2 inches of substrate

Nutrient basics you’ll find inside

The guaranteed analysis highlights a blend of essential elements to support plant health: N, P2O5, K2O as macro nutrients, plus iron, magnesium, manganese, zinc, molybdenum, boron, cobalt, and nickel as micronutrients. Exact percentages: N 1.33%, P2O5 0.65%, K2O 5.18%, Ca 0.22%, Mg 0.215%, S 1.12%, B 0.02%, Co 0.0015%, Fe 2.3%, Mn 0.1935%, Mo 0.0021%, Zn 0.0091%, Ni 0.0002%.

Specs and storage

Each tab is roughly 1 cm square and weighs about 0.68 g. Keep the unopened bag sealed and store at room temperature for best results.