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Morning Glory · Ipomoea

Why are my morning glory vines so thin and leggy?

Leggy vines happen when your plant is desperate for more light. It is stretching out to find the sun, resulting in weak stems with large gaps between leaves.

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leggy growth on a plant
Photo: Rosser1954, CC BY-SA 4.0

Check these first

  1. Assess the amount of direct sun the plant receives daily.
  2. Check if the plants are spaced too closely together.
  3. Look for signs of leaning or stretching.

Likely causes

  1. Low Light

    Most likely

    How to tell: The stems are long, thin, and pale with very few leaves. The plant is leaning heavily toward the nearest light source.

    What to do: Move the plant to a location with full, direct sun. If it is indoors, place it directly in a south facing window or use a grow light.

  2. Overcrowding

    Possible

    How to tell: Multiple plants are tangled together and competing for space. The lower leaves may turn yellow as they get shaded out by the top growth.

    What to do: Thin out the seedlings so they are at least 6 to 12 inches apart. This allows each plant to get enough light to stay compact.

Leggy growth in other plants

Find out what's wrong with your morning glory

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

If the stems are so weak they cannot support their own weight, the plant is struggling. It is normal for the base of the vine to lose leaves as the plant matures and climbs higher.

Stopping it coming back

Plant seeds in a spot that gets sun all day and provide a sturdy trellis early on.

Morning Glory: leggy growth? Check yours with a photo

Every plant is a little different. Take a photo of your morning glory 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

Should I cut back the leggy stems?
You can pinch the tips to encourage bushier growth, but it will not fix the existing long, thin sections.
Is my plant dying because it is leggy?
No, it is just stressed. It will recover once it gets more light.

More problems with Morning Glory

Back to the Morning Glory 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.