Pest identification
What's eating my sweet pea?
Aphids
Signs: Clustered on shoot tips and tendrils; sticky honeydew, curled leaves, stunted growth; can vector mosaic virus
Control: Pinch out very infested tips; spray with insecticidal soap or diluted neem oil; attract beneficial insects
Slugs & Snails
Signs: Seedlings severed at soil level or leaves eaten to stubs, mainly in wet weather
Control: Sow seeds indoors and transplant as sturdy plug plants; scatter iron phosphate pellets at base of plants
Pea Moth
Signs: Tiny caterpillars tunnel inside seed pods, leaving frass; mainly affects plants grown for seed
Control: Cover with fine mesh during flowering; grow earlier or later in the season to avoid egg-laying period
Mice
Signs: Seeds dug up and eaten shortly after sowing, leaving empty soil
Control: Sow seeds in pots or trays indoors first; set mousetraps near outdoor sowings
Keep sweet pea pest-free
Healthy plants resist pests best. Get the basics right:
Sweet pea pests — FAQ
What is eating my sweet pea?
Sweet peas face aphids on tender growing tips as their biggest threat; heavy infestations stunt growth and spread viruses. Slugs damage seedlings at emergence. Pea moth caterpillars feed inside pods if plants are grown for seed. Mice can dig up and eat seeds shortly after sowing. Vigilance from germination is key.
How do I get rid of aphids on sweet pea?
Clustered on shoot tips and tendrils; sticky honeydew, curled leaves, stunted growth; can vector mosaic virus Pinch out very infested tips; spray with insecticidal soap or diluted neem oil; attract beneficial insects
How do I get rid of slugs & snails on sweet pea?
Seedlings severed at soil level or leaves eaten to stubs, mainly in wet weather Sow seeds indoors and transplant as sturdy plug plants; scatter iron phosphate pellets at base of plants
How do I get rid of pea moth on sweet pea?
Tiny caterpillars tunnel inside seed pods, leaving frass; mainly affects plants grown for seed Cover with fine mesh during flowering; grow earlier or later in the season to avoid egg-laying period
How do I get rid of mice on sweet pea?
Seeds dug up and eaten shortly after sowing, leaving empty soil Sow seeds in pots or trays indoors first; set mousetraps near outdoor sowings