Product description: The foundation for magnificent, healthy roses is a healthy soil ecosystem and a perfectly balanced supply of nutrients. Specially adapted microorganisms colonize the rose roots and regulate nutrient uptake. The result is beautiful, healthy rose bushes with abundant blooms. Furthermore, these microorganisms prevent the over-fertilization that is common in roses during autumn. Application: For: all roses. Properties: Healthy growth and magnificent blooms ensure beautiful, healthy rose bushes with abundant flowering. Microorganisms colonize the rose roots and regulate nutrient uptake. Microorganisms prevent over-fertilization. Plant nutrition based on minerals and micronutrients to improve natural soil activity. 30 ml/3 l watering can. Instructions for use: April - September; once a month. Shake before use, mix with water, and apply when watering. Dosage: 30 ml to 3 liters of water for 5 rose bushes. The Dr. Stähler Active Principle: Microorganisms as tiny helpers for magnificent and healthy plants and valuable compost. Application period: April to September. Package size: 500 ml bottle. Use by non-professional users is permitted. This product information does not replace the instructions for use and is not exhaustive. Use product with care. Always read the label and product information before use. Observe the warnings and symbols in the instructions for use.