Mealybug Treatment Guide for Houseplants

How to identify and eliminate mealybugs on houseplants. White cottony pests that suck plant sap. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: Appearance: White cottony clusters on stems and leaf joints. Damage: Yellowing leaves, sticky honeydew, stunted growth. Spread: Easily spread to nearby plants. Severity: Can kill a plant if untreated. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Overwatering and over-fertilizing attract mealybugs. New plants brought home without quarantine. They hide in leaf axils and under leaves. Produce sticky honeydew that attracts mold. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Isolate the infected plant immediately. Dab individual bugs with rubbing alcohol on a cotton swab. Spray entire plant with neem oil solution (1 tsp neem + 1 tsp dish soap per liter). Repeat treatment every 5-7 days for 3-4 weeks. Check nearby plants for spread. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our Plant Care Guides collection on Houseplants Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.