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Common figwort · Scrophularia nodosa

Why are my Scrophularia nodosa leaves turning yellow?

Yellowing leaves are less common for this plant and usually point to a nutrient imbalance or improper light exposure. Check the location of your plant to ensure it is getting the right amount of light.

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yellow leaves on a plant
Photo: Trio3D, CC BY-SA 4.0

Check these first

  1. Check if the plant has been fertilized recently.
  2. Observe the light levels in the current spot.
  3. Look for signs of pests on the undersides of leaves.

Likely causes

  1. Nutrient Deficiency

    Possible

    How to tell: The leaves turn pale or yellow while the veins remain green. This often happens if the plant has been in the same soil for a long time without fertilizer.

    What to do: Apply a balanced liquid fertilizer diluted to half strength once a month during the growing season. Ensure the soil pH is not too high, as this can lock out nutrients.

  2. Inconsistent Light

    Possible

    How to tell: The leaves on the side facing away from the light source turn yellow and drop. The plant may also look stretched or weak.

    What to do: Move the plant to a spot with consistent medium light, such as partial shade or full sun. Rotate the pot every week to ensure all sides get equal exposure.

Yellow leaves on other plants

Find out what's wrong with your common figwort

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

It is normal for the oldest leaves at the bottom of the plant to yellow and fall off as the plant grows. Worry if the yellowing is spreading rapidly across the new growth.

Stopping it coming back

Provide consistent light and feed the plant with a balanced fertilizer during the spring and summer. Keep the soil evenly moist to support healthy nutrient uptake.

Common figwort: yellow leaves? Check yours with a photo

Every plant is a little different. Take a photo of your common figwort 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

Does yellowing mean I need to water more?
Not necessarily. Yellow leaves can be a sign of both overwatering and underwatering, so always check the soil moisture first.
Should I cut off the yellow leaves?
Yes, you can snip them off with clean scissors to keep the plant looking tidy. This also helps you monitor if the yellowing continues to spread.

More problems with Common figwort

Back to the Common figwort 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.