Pothos Stem Rot: Causes, Signs and How to Save a Rotting Pothos

Stem rot is a serious problem that can quickly damage a Pothos plant. It usually develops when excessive moisture allows fungi or bacteria to attack plant tissue. Early detection is important because stem rot can spread rapidly.

This guide explains how to identify Pothos stem rot and how to save your plant before the damage becomes severe.

Start here: Pothos Care Guide

What Is Stem Rot?

Stem rot occurs when plant stems become soft and begin to decay. Healthy Pothos stems should be firm and green, while rotting stems become dark, soft, and mushy.

Signs of Pothos Stem Rot

• Soft or mushy stems
• Black or dark brown areas
• Drooping leaves
• Yellow leaves
• Stem collapse
• Foul smell

Drooping guide: Pothos Leaves Drooping

Yellow leaves guide: Pothos Yellow Leaves

Black leaves guide: Pothos Leaves Turning Black

Main Causes of Stem Rot

• Overwatering
• Poor drainage
• Heavy soil
• Cold temperatures
• Low light
• Fungal infections

Watering guide: Pothos Watering Guide

Soil guide: Pothos Soil Guide

Light guide: Pothos Light Requirements

Stem Rot vs Root Rot

Stem rot and root rot often occur together but are slightly different.

• Stem rot → affects stems above soil
• Root rot → affects roots below soil

Root rot guide: Pothos Root Rot

How to Treat Stem Rot

Step 1: Remove Rotten Sections

• Use clean scissors
• Cut above the damaged area
• Keep only healthy green stems

Step 2: Check Roots

• Inspect roots for rot
• Trim damaged roots

Root rot guide: Pothos Root Rot

Step 3: Repot in Fresh Soil

• Use fresh soil
• Use a pot with drainage holes

Repotting guide: Pothos Repotting Guide

Step 4: Adjust Watering

• Allow soil to dry partially
• Avoid frequent watering

Watering guide: Pothos Watering Guide

Propagation as a Rescue Method

If the plant is severely affected, propagation may be the best solution.

Propagation guide: Pothos Propagation Guide

How to Prevent Stem Rot

• Use well-draining soil
• Water properly
• Ensure drainage holes
• Provide bright indirect light
• Avoid cold drafts

Care basics: Pothos Care Guide

Growth guide: Pothos Not Growing

FAQ

What causes stem rot in Pothos?

Stem rot is usually caused by excessive moisture and poor drainage.

Can a Pothos recover from stem rot?

Yes, if damaged stems are removed early.

Does overwatering cause stem rot?

Yes, excessive watering is the main cause.

Should I cut off rotten stems?

Yes, removing rotten tissue helps prevent spreading.

Is stem rot the same as root rot?

No, stem rot affects stems while root rot affects roots.