Pest identification
What's eating my elkhorn plant?
Mealybugs
Signs: White fluffy deposits in the leaf forks and at stem bases; growth distorted or arrested
Control: Swab colonies with isopropyl alcohol; isolate the plant and treat every 7–10 days
Root mealybugs
Signs: Plant looks stressed despite adequate care; white waxy powder on roots at repotting
Control: Unpot, shake off old soil, rinse roots, dip in insecticidal soap solution, repot fresh
Spider mites
Signs: Pale stippling on leaf surfaces; visible mites and webbing in severe hot-dry conditions
Control: Improve airflow, wipe leaves with a damp cloth, spray with dilute neem oil if needed
Keep elkhorn plant pest-free
Healthy plants resist pests best. Get the basics right:
Elkhorn Plant pests — FAQ
What is eating my elkhorn plant?
Elkhorn Plant (Rhombophyllum dolabriforme) is a compact South African mesemb succulent kept indoors. Mealybugs sheltering in the forked leaf bases are the main threat. Root mealybugs can develop in heavy or moist soil. Spider mites occasionally appear under dry indoor heating. Fast-draining soil, moderate watering, and monthly inspections keep it healthy.
How do I get rid of mealybugs on elkhorn plant?
White fluffy deposits in the leaf forks and at stem bases; growth distorted or arrested Swab colonies with isopropyl alcohol; isolate the plant and treat every 7–10 days
How do I get rid of root mealybugs on elkhorn plant?
Plant looks stressed despite adequate care; white waxy powder on roots at repotting Unpot, shake off old soil, rinse roots, dip in insecticidal soap solution, repot fresh
How do I get rid of spider mites on elkhorn plant?
Pale stippling on leaf surfaces; visible mites and webbing in severe hot-dry conditions Improve airflow, wipe leaves with a damp cloth, spray with dilute neem oil if needed