Pest identification
What's eating my golden ball cactus?
Mealybugs
Signs: White cottony masses in the woolly crown and along the spine clusters; stunted growth
Control: Use alcohol swabs or a fine brush dipped in rubbing alcohol; work into the crown wool; repeat weekly
Scale insects
Signs: Brown raised shells on the stem between golden spines; sticky honeydew and sooty mold
Control: Scrape off manually; apply neem oil or horticultural oil; repeat every two weeks for a month
Spider mites
Signs: Faint webbing and bronze stippling on the green stem beneath the spines in very dry air
Control: Rinse with water; apply insecticidal soap spray; raise local humidity slightly around the pot
Keep golden ball cactus pest-free
Healthy plants resist pests best. Get the basics right:
Golden Ball Cactus pests — FAQ
What is eating my golden ball cactus?
Golden Ball Cactus (Parodia leninghausii) is a tall columnar indoor cactus most threatened by mealybugs and scale insects, which cling to the dense golden spines and are hard to spot. Spider mites attack in dry conditions. Its wool-like crown is a favourite hiding spot for pests — inspect it carefully.
How do I get rid of mealybugs on golden ball cactus?
White cottony masses in the woolly crown and along the spine clusters; stunted growth Use alcohol swabs or a fine brush dipped in rubbing alcohol; work into the crown wool; repeat weekly
How do I get rid of scale insects on golden ball cactus?
Brown raised shells on the stem between golden spines; sticky honeydew and sooty mold Scrape off manually; apply neem oil or horticultural oil; repeat every two weeks for a month
How do I get rid of spider mites on golden ball cactus?
Faint webbing and bronze stippling on the green stem beneath the spines in very dry air Rinse with water; apply insecticidal soap spray; raise local humidity slightly around the pot