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Japanese Mock Orange · Pittosporum tobira

Why is my Pittosporum tobira dropping leaves?

It is less common for this plant to drop leaves, but it usually happens due to sudden changes in its environment. Check the soil moisture first to see if you are overwatering or underwatering.

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Check these first

  1. Check the soil moisture with your finger.
  2. Inspect the stems for signs of pests.
  3. Look for drafts near the plant.

Likely causes

  1. Watering inconsistency

    Most likely

    How to tell: The leaves may look dry and brittle or yellow and mushy before falling off. Check if the soil is bone dry or constantly soggy.

    What to do: Stick to a rhythm of watering every 7 to 14 days. Only water when the top inch of soil feels dry to the touch.

  2. Sudden temperature shifts

    Possible

    How to tell: Leaves drop quickly after the plant is moved to a drafty spot or near a heater. The plant reacts poorly to rapid changes in its surroundings.

    What to do: Keep the plant in a stable location with bright indirect light. Avoid placing it near air conditioning vents or heating ducts.

Leaf drop in other plants

Find out what's wrong with your japanese mock orange

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 leaves dropping during seasonal transitions is normal. Worry if the plant is losing large amounts of foliage rapidly.

Stopping it coming back

Keep the plant in a consistent spot and follow a strict watering schedule.

Japanese Mock Orange: leaf drop? Check yours with a photo

Every plant is a little different. Take a photo of your japanese mock orange 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

Is it normal for my plant to lose leaves in winter?
Some minor leaf loss can occur as light levels drop. Ensure it still gets plenty of bright light.
Can pests cause leaf drop?
Yes, heavy infestations of aphids or scale can stress the plant enough to cause leaf drop. Check the undersides of leaves for tiny insects.

More problems with Japanese Mock Orange

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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.