Pest identification
What's eating my hydrangea 'peewee'?
Aphids
Signs: Sticky honeydew residue, yellowing and curling of new growth, possible sooty mould developing on honeydew
Control: Dislodge with water jet; treat with insecticidal soap or diluted neem oil; attract natural predators
Japanese beetle
Signs: Skeletonised leaf tissue between veins, leaving a lacy appearance; worst in July and August
Control: Hand-pick adults into soapy water; apply neem oil as a deterrent; treat lawn with beneficial nematodes to reduce grub populations
Deer
Signs: Rough, torn browsing damage to shoots and emerging flower clusters, particularly in spring
Control: Use physical fencing or deer-repellent sprays; plant with deer-deterring companions like lavender around the perimeter
Slugs and snails
Signs: Irregular holes in leaves near the base of the plant, silvery slime trails, worst in cool wet weather
Control: Apply iron phosphate slug pellets around the base; use copper tape barriers; encourage ground beetles
Keep hydrangea 'peewee' pest-free
Healthy plants resist pests best. Get the basics right:
Hydrangea 'PeeWee' pests — FAQ
What is eating my hydrangea 'peewee'?
Hydrangea 'PeeWee' (oakleaf hydrangea) is most commonly damaged by aphids on tender new shoots. Japanese beetles skeletonize foliage in summer, and deer will browse young growth. Its dense, felted leaves give some natural protection, but slugs can damage foliage at ground level in wet conditions.
How do I get rid of aphids on hydrangea 'peewee'?
Sticky honeydew residue, yellowing and curling of new growth, possible sooty mould developing on honeydew Dislodge with water jet; treat with insecticidal soap or diluted neem oil; attract natural predators
How do I get rid of japanese beetle on hydrangea 'peewee'?
Skeletonised leaf tissue between veins, leaving a lacy appearance; worst in July and August Hand-pick adults into soapy water; apply neem oil as a deterrent; treat lawn with beneficial nematodes to reduce grub populations
How do I get rid of deer on hydrangea 'peewee'?
Rough, torn browsing damage to shoots and emerging flower clusters, particularly in spring Use physical fencing or deer-repellent sprays; plant with deer-deterring companions like lavender around the perimeter
How do I get rid of slugs and snails on hydrangea 'peewee'?
Irregular holes in leaves near the base of the plant, silvery slime trails, worst in cool wet weather Apply iron phosphate slug pellets around the base; use copper tape barriers; encourage ground beetles