While coffee grounds enrich soil with vital nutrients, direct application can harm certain plants. Seedlings and herbs like lavender suffer from the acidity and caffeine. Vegetables such as asparagus and ornamentals like lilacs are also sensitive. Composting coffee grounds is a safer alternative, neutralizing harmful compounds while retaining beneficial nutrients.Why using coffee grounds as a fertiliser can be deadly for these plants
While coffee grounds enrich soil with vital nutrients, direct application can harm certain plants. Seedlings and herbs like lavender suffer from the acidity and caffeine. Vegetables such as asparagus and ornamentals like lilacs are also sensitive. Composting coffee grounds is a safer alternative, neutralizing harmful compounds while retaining beneficial nutrients.