Pest identification
What's eating my aglaonema 'first diamond'?
Mealybugs
Signs: White cottony masses at leaf axils and along stems; yellowing and leaf distortion in moderate infestations
Control: Spot-treat with 70% isopropyl alcohol on a cotton swab; follow with neem oil or insecticidal soap spray weekly for 4 weeks
Spider mites
Signs: Yellow stippling and loss of leaf lustre; fine webbing on undersides of leaves and petioles
Control: Improve humidity; wash leaves with insecticidal soap solution; repeat every 5–7 days for three treatments
Scale insects
Signs: Brown shell-like bumps on stems and leaf midribs; leaves yellow and the plant gradually weakens
Control: Scrape off scale manually; treat with horticultural oil every two weeks; confirm no live crawlers remain before stopping
Keep aglaonema 'first diamond' pest-free
Healthy plants resist pests best. Get the basics right:
- What eats aglaonema (chinese evergreen) — the species this cultivar belongs to
- What's wrong with my plant? — the diagnosis apps compared
- Common aglaonema 'first diamond' problems & fixes
- Aglaonema 'First Diamond' watering schedule
- Aglaonema 'First Diamond' light requirements
- Full aglaonema 'first diamond' care guide
Aglaonema 'First Diamond' pests — FAQ
What is eating my aglaonema 'first diamond'?
Aglaonema 'First Diamond' is a hardy indoor plant but susceptible to mealybugs and spider mites, especially when grown in low humidity. Its dense foliage can hide early infestations. Inspect leaf undersides and stem bases monthly; treat at the first sign to prevent spread across your Aglaonema collection.
How do I get rid of mealybugs on aglaonema 'first diamond'?
White cottony masses at leaf axils and along stems; yellowing and leaf distortion in moderate infestations Spot-treat with 70% isopropyl alcohol on a cotton swab; follow with neem oil or insecticidal soap spray weekly for 4 weeks
How do I get rid of spider mites on aglaonema 'first diamond'?
Yellow stippling and loss of leaf lustre; fine webbing on undersides of leaves and petioles Improve humidity; wash leaves with insecticidal soap solution; repeat every 5–7 days for three treatments
How do I get rid of scale insects on aglaonema 'first diamond'?
Brown shell-like bumps on stems and leaf midribs; leaves yellow and the plant gradually weakens Scrape off scale manually; treat with horticultural oil every two weeks; confirm no live crawlers remain before stopping