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common grape hyacinth · Muscari botryoides

What are these bugs on my grape hyacinth?

Aphids are the most common pests for grape hyacinths, especially in the spring. They cluster on the flower stalks and suck the plant sap. Check the undersides of leaves and the flower buds.

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pests on a plant
Photo: Jules Verne Times Two, CC BY-SA 4.0

Check these first

  1. Look closely at the flower stalks for tiny insects.
  2. Check the undersides of the leaves for sticky residue.
  3. Inspect nearby plants for signs of the same pests.

Likely causes

  1. Aphid Infestation

    Most likely

    How to tell: Small green or black insects clustered on the flower stems and new growth.

    What to do: Spray the aphids off with a gentle stream of water from a hose. For larger infestations, use insecticidal soap or neem oil according to the label instructions.

Pests on other plants

Find out what's wrong with your common grape hyacinth

The list above covers the usual causes. Pocket Botanist looks at a photo of your actual plant and tells you the likely cause, how serious it is, and what to try first. Identification and a health check are free.

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When to worry

A few aphids are normal, but if they cover the entire flower spike and cause it to wilt, you should treat them immediately.

Stopping it coming back

Keep your plant healthy and check it weekly during the spring when new growth appears.

Common grape hyacinth: pests? Check yours with a photo

Every plant is a little different. Take a photo of your common grape hyacinth and Pocket Botanist tells you which cause is most likely, how serious it is, and what to try first. A few checks a day are free. Save the plant and you get care reminders timed for it.

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Questions people ask

Will aphids kill my plant?
They rarely kill a healthy plant, but they can ruin the flowers and weaken the bulb for next year.
Can I use home remedies?
A mixture of water and a few drops of mild dish soap works well to deter aphids without harsh chemicals.

Guides to these causes

More problems with common grape hyacinth

Back to the common grape hyacinth guide

This article was generated with AI on from the plant’s care profile and is general information, not horticultural advice. Read about how we build these guides.