Pothos Plant Yellow Leaves. Improper soil structure is usually caused by overwatering. Water the pothos under a running faucet (tap) for at least 10 minutes.
A completely natural process that goes on in many plants including pothos plants. Low humidity level the air humidity generally decreases in winter, generally 20% ~ 30%. Yellowing leaves always means that your plant is undergoing some type of stress and is a natural reaction in the plant.

Pothos With Yellowing Leaves May Indicate Root Rot.
Give your pothos the correct conditions and care while checking for signs of stress to prevent yellowing leaves. Only water your pothos when the top 25% of the soil in the pot is dry. Don’t water again until you can feel at least the top inch of the soil dry out completely.
Now Let's Take A Detailed Look At Several Reasons And Solutions For Pothos Yellow Leaves.
Poor drainage can be a cause of yellow leaves on pothos. Pull it out of the pot, dump any excess, add new dry potting soil, and repot them in a pot with drainage holes. There are many causes for yellowing leaves in pothos plants.
If You Leave Your Soil Completely Dry For Too Long, It Can Cause Yellow Leaves And Browning.
Neon pothos sport leaves that are a single, bright chartreuse color, with no variegation. When the soil of the pothos plant is waterlogged, it means the soil is in a soggy state. If the top leaves are turning yellow, then less sulfur is to blame.