Top 10 Bacterial Treatments for garden pond in 2026

AQUATIC SCIENCE - OPTINIT 12000 - 200g

(1 review)

17.99 €

AQUATIC SCIENCE OPTINIT 12000 – Rapid biological start-up up to 12,000 L

Ideal for medium-sized ponds, AQUATIC SCIENCE OPTINIT 12000 is a concentrated biological activator designed to effectively start or restart filtration. Its formula combines selected active bacteria and essential minerals to quickly restore the ecosystem to a healthy state. It can be used when starting a new pond , at the return of spring , or after a thorough filter cleaning . As soon as the temperature exceeds 10°C, OPTINIT 12000 acts directly in the filter and high-flow areas. Easy to dose and simple to apply, this 200g format allows you to restore stable filtration and clearer water without unnecessary complications.

• Rapid reactivation of biological filtration in small and medium-sized ponds
• Active bacteria and minerals for a lasting natural balance
• The 200g format is perfectly suited for ponds up to 12,000 litres.

• En promotion
• 3 en stock

AQUATIC SCIENCE OPTINIT 12000 – Rapid biological start-up up to 12,000 L Ideal for medium-sized ponds, AQUATIC SCIENCE OPTINIT 12000 is a concentrated biological activator designed to effectively start or restart filtration. Its formula combines selected active bacteria and essential minerals to quickly restore the ecosystem to a healthy state. It can be used when starting a new pond , at the return of spring , or after a thorough filter cleaning . As soon as the temperature exceeds 10°C, OPTINIT 12000 acts directly in the filter and high-flow areas. Easy to dose and simple to apply, this 200g format allows you to restore stable filtration and clearer water without unnecessary complications. Rapid reactivation of biological filtration in small and medium-sized ponds Active bacteria and minerals for a lasting natural balance The 200g format is perfectly suited for ponds up to 12,000 litres.

AQUATIC SCIENCE - OPTINIT 40000 - 700 gr

49.99 €

AQUATIC SCIENCE OPTINIT 40000 – Powerful biological starter up to 40,000 L

Designed to simplify the lives of pond enthusiasts, AQUATIC SCIENCE OPTINIT 40000 is a high-performance biological activator designed to effectively start or restart filtration. This balanced blend combines selected bacterial strains and essential minerals to quickly restore a stable ecosystem. Ideal for new pond setups , spring restarts , or after intensive filter cleaning , it helps the water regain clarity and balance as soon as the temperature exceeds 10°C. Easy to use, with no complicated handling required, OPTINIT 40000 acts directly where it's needed: in the filter and high-flow areas. A reliable ally for a biological filtration system that gets off to a good start.

• Rapid and natural reactivation of the pond's biological filtration
• Complete formula with active bacteria and essential minerals
• Suitable for pools up to 40,000 liters of water

• En promotion
• 1 en stock

AQUATIC SCIENCE OPTINIT 40000 – Powerful biological starter up to 40,000 L Designed to simplify the lives of pond enthusiasts, AQUATIC SCIENCE OPTINIT 40000 is a high-performance biological activator designed to effectively start or restart filtration. This balanced blend combines selected bacterial strains and essential minerals to quickly restore a stable ecosystem. Ideal for new pond setups , spring restarts , or after intensive filter cleaning , it helps the water regain clarity and balance as soon as the temperature exceeds 10°C. Easy to use, with no complicated handling required, OPTINIT 40000 acts directly where it's needed: in the filter and high-flow areas. A reliable ally for a biological filtration system that gets off to a good start. Rapid and natural reactivation of the pond's biological filtration Complete formula with active bacteria and essential minerals Suitable for pools up to 40,000 liters of water

AQUATIC SCIENCE - OPTINIT 24000 - 400gr

(1 review)

33.99 €

AQUATIC SCIENCE OPTINIT 24000 – Effective biological activation up to 24,000 L

Designed to restart filtration without any hassle, AQUATIC SCIENCE OPTINIT 24000 is a complete biological activator for ponds up to 24,000 liters. Its formula combines active bacteria and essential minerals to quickly get filtration back on track. It can be used when starting up a new pond, during spring restarts , or after a major filter cleaning . As soon as the water temperature exceeds 10°C, OPTINIT 24000 works where it matters most: in the filter and high-flow areas. Easy to dose and simple to apply, it helps restore clearer water and a lasting biological balance, without complicated procedures.

• Quickly restarts biological filtration after cleaning or water change
• Balanced formula with active bacteria and essential minerals
• 400g format ideal for ponds up to 24,000 litres

• En promotion
• 1 en stock

AQUATIC SCIENCE OPTINIT 24000 – Effective biological activation up to 24,000 L Designed to restart filtration without any hassle, AQUATIC SCIENCE OPTINIT 24000 is a complete biological activator for ponds up to 24,000 liters. Its formula combines active bacteria and essential minerals to quickly get filtration back on track. It can be used when starting up a new pond, during spring restarts , or after a major filter cleaning . As soon as the water temperature exceeds 10°C, OPTINIT 24000 works where it matters most: in the filter and high-flow areas. Easy to dose and simple to apply, it helps restore clearer water and a lasting biological balance, without complicated procedures. Quickly restarts biological filtration after cleaning or water change Balanced formula with active bacteria and essential minerals 400g format ideal for ponds up to 24,000 litres