FZONE Root Tabs, Aquarium Plant Fertilizer, Safe for Fish & Shrimp, 60g/Box

From the brand

Welcome to FZONE

— Enjoy the Art of Aquascaping

Founded in 2018, Fzone creates aquarium products that combine high quality with clean, aesthetic design.

What began as a passion grew into a mission — to offer products that are reliable, precise, and visually refined. We focus on CO₂ systems and aquarium accessories that improve plant growth while keeping setups neat and elegant.

Thank you for your support — we look forward to growing with you.

FZONE CO₂ Control

FZONE CO₂ Aquarium Essentials

FZONE Aquarium Accessories

FZONE CO₂ Aquarium

Product Dimensions ‏ : ‎ 1.97 x 1.97 x 1.77 inches; 0.03 ounces
Item model number ‏ : ‎ RT-BOX
Date First Available ‏ : ‎ July 25, 2025
Manufacturer ‏ : ‎ FZONE
ASIN ‏ : ‎ B0FJXBT1WK
Best Sellers Rank: #9,558 in Pet Supplies (See Top 100 in Pet Supplies) #63 in Aquarium Water Treatments
Customer Reviews: 4.5 4.5 out of 5 stars (242) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Optimized NPK Ratio (1 : 0.3 : 2.6）：FZONE root tabs feature a low-nitrogen, low-phosphorus, high-potassium formula that helps maintain stable water quality while fueling strong plant growth. Designed for freshwater aquariums, they support lush crypts, vibrant sword plants, and dense carpeting plants. Safe for all fish and shrimp.
Direct-to-Root Aquarium Fertilizer : Designed to be placed in the substrate, these aquarium root tablets deliver nutrients directly to plant roots, ensuring fast absorption and strong root growth for aquatic plants.
Slow Release Root Tabs Technology: Each aquarium fertilizer tab uses controlled release to provide consistent nutrients for up to 2-3 months, helping maintain stable water conditions in planted aquariums.
Extra Dosage Upgrade 60g per Box: Each root tab weighs 0.8g for longer-lasting fertilization. Each tab covers approximately 5 square inches of planting area.– perfect for freshwater planted aquariums
Sinkable & Easy Placement: These aquarium root tabs sink immediately without floating. Simply use aquascaping tweezers to place each tab about 3-5 cm from plant roots for the best results in your planted aquarium.