Strong roots mean your succulent will be safely anchored into the ground or its container. The roots will not be able to breathe if the soil is too damp. You don't have to worry about this though as there are science-backed advantages to getting house plants. Consider making manure tea if you are unable to tolerate the smell and want to experience the benefits of manure. Fertilizers with particularly high nitrogen content are best suited for plants like grass, so you'll want to consider a balanced fertilizer with a lower NPK ratio.