Pest identification
What's eating my pineapple upsidedown cake hosta?
Slugs and snails
Signs: Ragged, irregular holes in leaf blades, often overnight; slime trails visible in the morning
Control: Apply iron phosphate pellets around crowns; hand-pick at night; use copper tape edging around containers
Deer
Signs: Leaves and stems browsed to the ground, especially in spring when growth is soft and new
Control: Spray with commercial deer repellent; install physical fencing; plant alongside strongly scented plants
Vine weevil
Signs: Notched leaf margins from adult beetles; wilting and crown collapse from larvae feeding on roots
Control: Apply beneficial nematodes (Steinernema kraussei) to soil in late summer; use vine weevil drench
Keep pineapple upsidedown cake hosta pest-free
Healthy plants resist pests best. Get the basics right:
Pineapple Upsidedown Cake Hosta pests — FAQ
What is eating my pineapple upsidedown cake hosta?
Hostas are magnets for slugs and snails, which chew ragged holes through leaves overnight. Deer browse them heavily in suburban gardens. Vine weevils attack roots. Use iron phosphate slug pellets, deer repellent spray, and neem soil drench for weevils. Physical barriers and night patrols help in wetter climates.
How do I get rid of slugs and snails on pineapple upsidedown cake hosta?
Ragged, irregular holes in leaf blades, often overnight; slime trails visible in the morning Apply iron phosphate pellets around crowns; hand-pick at night; use copper tape edging around containers
How do I get rid of deer on pineapple upsidedown cake hosta?
Leaves and stems browsed to the ground, especially in spring when growth is soft and new Spray with commercial deer repellent; install physical fencing; plant alongside strongly scented plants
How do I get rid of vine weevil on pineapple upsidedown cake hosta?
Notched leaf margins from adult beetles; wilting and crown collapse from larvae feeding on roots Apply beneficial nematodes (Steinernema kraussei) to soil in late summer; use vine weevil drench