Nutrient burn occurs when plants receive too many nutrients, particularly nitrogen, phosphorus, or potassium, leading to damage to their roots and foliage. While RAPHA-groW™ 100 (vermicast extract) is generally considered safe for plants due to its organic nature, using it in concentrated forms without proper dilution can lead to nutrient burn.
Existing Lawns
Top dress Lawn with 1dm per 2m2 three or four times a year
New Lawns
Apply 1dm per 2m2 area and work into top 5cm of soil.
Potted plants
1dm per 5L plant pot
Vegetables & annuals
1dm per 1m2 Apply thin even layer.
Trees
1-3dm per 1m2
Seedlings
50ml per seeding
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