Listed 13 August 2026
Seller type: Private / Casual Seller
★ Founder MemberAsking price: €13.95
ARKA Bio-CO2 473ml ARKA Bio-CO2 is a liquid microbial carbon source designed to support the health and growth of plants in freshwater aquariums . It uses friendly bacteria and natural humic acid to help plants absorb and utilise essential nutrients, including plant fertilisers. Regular use promotes healthy plant growth, enhances colour vibrancy and helps prevent unwanted algae growth. Key features – Microbial carbon source for freshwater aquarium plants – Promotes healthy growth and more vibrant colours – Supports nutrient uptake with beneficial bacteria and humic acid – Easy and safe to use
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Dosage – Initial dosage: on the first day add 10 ml per 100 L of water – Follow-up dosage: every 1-2 days add 2 ml per 100 L of water – Dosage depends on plant number, density and size and can be slowly increased depending on plant growth – When used together with a CO2 system, the dosed quantity can be halved Important note – The CO2 made available in this process cannot be measured using continuous CO2 tests Pack size – 473ml
