Stem
Aerial Roots
Adventitious roots growing from stems, common in high humidity
Overview
Aerial roots are adventitious roots that grow from stems into the air rather than into soil. Certain plants (like monstera, pothos, and ficus) naturally produce aerial roots — in their native habitats, these roots help them climb tree trunks and absorb moisture and nutrients from the air. However, excessive aerial root growth can also signal root congestion in the pot or overly high air humidity.
Symptoms
White, pale yellow, or light brown roots grow from stem nodes into the air. Some are short and stubby like little feelers; others grow long and dangle downward. Aerial root tips are usually lighter in color and fuzzy. The plant is otherwise healthy with no wilting or yellowing — this is the key difference from root rot.
Treatment
Aerial roots are normal and require no treatment. For aesthetic concerns, gently guide them into the soil or wrap with moist sphagnum moss to encourage soil rooting. If the pot is rootbound, consider moving up one pot size. If air is extremely humid, increase ventilation slightly.
Prevention
Maintain normal humidity levels (40-70%). There is no need to suppress aerial roots. Check root health periodically and repot every 1-2 years. Provide a moss pole or trellis for climbing plants to allow aerial roots to naturally attach and grow.
