Growli

Pest identification

What's eating my cape primrose?

Vine weevil

Signs: Irregular notches chewed from leaf margins; larvae eat roots causing sudden wilting and plant collapse

Control: Apply nematodes (Steinernema kraussei) to moist compost in late summer or spring; inspect roots when repotting and remove grubs by hand

Mealybugs

Signs: Waxy white colonies in leaf axils and along midribs; leaves yellow; sticky honeydew

Control: Dab with alcohol swabs; spray with insecticidal soap or neem oil and repeat weekly

Aphids

Signs: Soft insects clustered on new growth and flower stems; distorted buds; sticky residue

Control: Wipe off with a damp cloth; spray with insecticidal soap or neem oil; repeat as needed

Thrips

Signs: Silver or brown streaking on petals; scarred, distorted flowers; tiny insects in blooms

Control: Remove affected flowers; apply spinosad or insecticidal soap to all surfaces; repeat weekly for 3 cycles

Keep cape primrose pest-free

Healthy plants resist pests best. Get the basics right:

Cape Primrose pests — FAQ

What is eating my cape primrose?

Cape Primrose 'Crystal Ice' is a flowering indoor plant most troubled by vine weevils, which eat notches from leaf edges and whose larvae destroy roots. Mealybugs and aphids also attack. Thrips scar the blooms. Keep plants in freely draining compost, inspect roots at repotting, and treat promptly to protect flowering.

How do I get rid of vine weevil on cape primrose?

Irregular notches chewed from leaf margins; larvae eat roots causing sudden wilting and plant collapse Apply nematodes (Steinernema kraussei) to moist compost in late summer or spring; inspect roots when repotting and remove grubs by hand

How do I get rid of mealybugs on cape primrose?

Waxy white colonies in leaf axils and along midribs; leaves yellow; sticky honeydew Dab with alcohol swabs; spray with insecticidal soap or neem oil and repeat weekly

How do I get rid of aphids on cape primrose?

Soft insects clustered on new growth and flower stems; distorted buds; sticky residue Wipe off with a damp cloth; spray with insecticidal soap or neem oil; repeat as needed

How do I get rid of thrips on cape primrose?

Silver or brown streaking on petals; scarred, distorted flowers; tiny insects in blooms Remove affected flowers; apply spinosad or insecticidal soap to all surfaces; repeat weekly for 3 cycles