Growli

Pest identification

What's eating my summer snowflake?

Slugs & snails

Signs: Ragged holes and slime trails on broad strap leaves; flower stems nibbled at ground level

Control: Apply iron phosphate slug pellets around clumps; use grit or sharp sand mulch; hand-pick in the evening

Narcissus bulb fly (Merodon equestris)

Signs: Larva bores into bulb; weak, grassy foliage and no flowers the following season

Control: Net the foliage area after flowering until midsummer; remove and dispose of hollow or soft bulbs found when dividing clumps

Aphids

Signs: Clusters on flower stems and buds; honeydew and sooty mould; distorted or sticky stems

Control: Knock off with a strong water jet; apply insecticidal soap; encourage hoverflies and ladybirds by planting companion flowers nearby

Keep summer snowflake pest-free

Healthy plants resist pests best. Get the basics right:

Summer Snowflake pests — FAQ

What is eating my summer snowflake?

Summer Snowflake (Leucojum aestivum) is a robust, waterside-tolerant bulb. Slugs and snails are the most common nuisance, attacking emerging foliage. Narcissus bulb fly can tunnel into bulbs. In meadow or wet settings, rabbits may browse shoots despite mild toxicity. Aphids sometimes colonise flower stems in warm springs.

How do I get rid of slugs & snails on summer snowflake?

Ragged holes and slime trails on broad strap leaves; flower stems nibbled at ground level Apply iron phosphate slug pellets around clumps; use grit or sharp sand mulch; hand-pick in the evening

How do I get rid of narcissus bulb fly (merodon equestris) on summer snowflake?

Larva bores into bulb; weak, grassy foliage and no flowers the following season Net the foliage area after flowering until midsummer; remove and dispose of hollow or soft bulbs found when dividing clumps

How do I get rid of aphids on summer snowflake?

Clusters on flower stems and buds; honeydew and sooty mould; distorted or sticky stems Knock off with a strong water jet; apply insecticidal soap; encourage hoverflies and ladybirds by planting companion flowers nearby