Pest identification
What's eating my astroloba congesta?
Mealybugs
Signs: White waxy fuzz lodged between congested leaves; honeydew; leaves yellow or shrivel at the base
Control: Use an alcohol-tipped swab on each colony; follow with diluted neem oil spray weekly for 3–4 weeks; isolate from other succulents
Root mealybugs
Signs: Gradual unexplained decline; white powder on roots revealed when repotting
Control: Unpot and clean roots; dry thoroughly; repot in sterile, fast-draining mix with neem drench or systemic
Scale insects
Signs: Brown or grey bumps on the stem base and undersides of older leaves; sooty mold; reduced growth
Control: Physically remove and treat with horticultural oil; repeat after 14 days
Keep astroloba congesta pest-free
Healthy plants resist pests best. Get the basics right:
Astroloba Congesta pests — FAQ
What is eating my astroloba congesta?
Astroloba congesta is a rare, tightly columnar haworthioid whose congested leaf arrangement gives mealybugs ideal hiding spots. This is the number-one indoor pest threat. Root mealybugs and scale insects are secondary risks. Avoid overwatering and inspect closely between leaves at each watering session.
How do I get rid of mealybugs on astroloba congesta?
White waxy fuzz lodged between congested leaves; honeydew; leaves yellow or shrivel at the base Use an alcohol-tipped swab on each colony; follow with diluted neem oil spray weekly for 3–4 weeks; isolate from other succulents
How do I get rid of root mealybugs on astroloba congesta?
Gradual unexplained decline; white powder on roots revealed when repotting Unpot and clean roots; dry thoroughly; repot in sterile, fast-draining mix with neem drench or systemic
How do I get rid of scale insects on astroloba congesta?
Brown or grey bumps on the stem base and undersides of older leaves; sooty mold; reduced growth Physically remove and treat with horticultural oil; repeat after 14 days