Growli

Pest identification

What's eating my blue chalksticks?

Mealybugs

Signs: White cottony masses in stem axils; leaves yellow and plant growth slows

Control: Swab with isopropyl alcohol; treat with diluted neem oil spray weekly; isolate from other succulents

Aphids

Signs: Soft green or black insects on shoot tips; honeydew drips and distorts new leaves

Control: Spray off with water; apply insecticidal soap solution; repeat if reinfestation occurs within a week

Slugs and snails

Signs: Bite marks on outer leaves when outdoors; silvery mucus trails on pot and soil

Control: Hand-pick at night; use gritty mulch or copper barrier tape; iron phosphate bait if population is high

Keep blue chalksticks pest-free

Healthy plants resist pests best. Get the basics right:

Blue Chalksticks pests — FAQ

What is eating my blue chalksticks?

Blue Chalksticks shares the same pest profile as its close relative Senecio mandraliscae. Indoors, mealybugs and aphids are the main concerns, attacking stem junctions and new growth respectively. When summered outdoors, slugs may chew lower leaves. Keep drainage sharp and inspect regularly, as these compact rosettes can hide pests easily.

How do I get rid of mealybugs on blue chalksticks?

White cottony masses in stem axils; leaves yellow and plant growth slows Swab with isopropyl alcohol; treat with diluted neem oil spray weekly; isolate from other succulents

How do I get rid of aphids on blue chalksticks?

Soft green or black insects on shoot tips; honeydew drips and distorts new leaves Spray off with water; apply insecticidal soap solution; repeat if reinfestation occurs within a week

How do I get rid of slugs and snails on blue chalksticks?

Bite marks on outer leaves when outdoors; silvery mucus trails on pot and soil Hand-pick at night; use gritty mulch or copper barrier tape; iron phosphate bait if population is high