Hydrogen peroxide (oxygenated water) for disinfecting tools and seeds

A clear, colorless solution that forms small bubbles upon contact with sap or debris. Soaked seeds are sown immediately. Results are not guaranteed; they depend on preparation, the time of use, and local conditions.

Application

When to use: Routinely and occasionally

Opportunist: Botrytis (grey mould) (Fungus) Bacterial diseases (Bacteria)

⚠ Warning: the associations between recipes and opportunists come from other references (traditional practices, publications, user feedback). They are neither a recommendation nor a claim of effectiveness. There is no certainty regarding the preparation, application and use of these bio-preparations. See the regulations

Application description: Use approved by Implementing Regulation (EU) 2017/409 and its review report SANTE/11900/2016: 1) vegetable solanaceous crops (tomato, bell pepper, chili pepper) in greenhouses: disinfection of pruning tools against Ralstonia solanacearum and Botrytis cinerea before each use; 2) lettuce, outdoors and in greenhouses: soaking of seeds against bacterial spot (Xanthomonas campestris pv. vitians), immediately before sowing; 3) Ornamental flowers (e.g., zinnia), grown outdoors and in greenhouses: Soak seeds to control Alternaria zinniae, A. alternata, and Fusarium spp. immediately before sowing.

Dose: Tools: 15–30 g/L, before each use, 30 seconds of contact. Lettuce seeds: 10–15 g/L, soak for 5 to 15 minutes, 1 application. Flower seeds: 25–49 g/L, soak for 5 to 15 minutes, 1 application. The ready-to-use solution must not exceed 5%.