Pest identification
What's eating my jack-in-the-pulpit?
Slugs & Snails
Signs: Irregular holes and rasped patches on leaves; silvery slime trails on foliage and soil; worst in spring.
Control: Apply iron phosphate pellets around the crown; hand-pick at night; mulch with sharp grit to deter movement.
Aphids
Signs: Colonies on the scape and spathe in spring; distorted spathes and sticky honeydew deposits.
Control: Spray with insecticidal soap or a strong water jet; infestations are often short-lived once natural predators arrive.
Deer
Signs: Foliage and berry clusters browsed to the ground; entire above-ground portion can be consumed in a single visit.
Control: Use deer-repellent sprays (garlic/egg-based); install physical fencing in high-pressure areas; plant in enclosed garden beds.
Keep jack-in-the-pulpit pest-free
Healthy plants resist pests best. Get the basics right:
Jack-in-the-Pulpit pests — FAQ
What is eating my jack-in-the-pulpit?
Jack-in-the-Pulpit grows in moist woodland gardens where slugs and snails are the primary foliage threat, rasping holes in the distinctive trifoliate leaves. Aphids colonise the scape and spathe in spring. Deer browse both foliage and the brightly coloured autumn berries. Fungus gnats trouble container-grown plants in boggy media.
How do I get rid of slugs & snails on jack-in-the-pulpit?
Irregular holes and rasped patches on leaves; silvery slime trails on foliage and soil; worst in spring. Apply iron phosphate pellets around the crown; hand-pick at night; mulch with sharp grit to deter movement.
How do I get rid of aphids on jack-in-the-pulpit?
Colonies on the scape and spathe in spring; distorted spathes and sticky honeydew deposits. Spray with insecticidal soap or a strong water jet; infestations are often short-lived once natural predators arrive.
How do I get rid of deer on jack-in-the-pulpit?
Foliage and berry clusters browsed to the ground; entire above-ground portion can be consumed in a single visit. Use deer-repellent sprays (garlic/egg-based); install physical fencing in high-pressure areas; plant in enclosed garden beds.