Yellow wood sorrel (Oxalis stricta)

Yellow wood sorrelYellow wood sorrel (Oxalis stricta) is a common plant in North America — growing along roadsides, waste places and in cultivated gardens (where it’s usually not wanted).  The above photo shows its compound leaves with three heart-shaped leaflets, along with some flower buds.

Here’s a closer view of a flower bud on the left and an open flower on the right.

Yellow wood sorrelSeed capsules have five ridges which create the five-sided capsule.  Yellow wood sorrel’s seed capsules point upwards.

Yellow wood sorrelAfter the seed capsules mature and dry out, they split open to shoot their seeds some distance from the parent plant.

Yellow wood sorrel

Watch this video about Yellow wood sorrel (Oxalis stricta) to learn more about the plant’s life cycle and to see a close view of its tiny seeds.

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(Here’s the same video as posted on YouTube.)

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3 Responses to Yellow wood sorrel (Oxalis stricta)

  1. Vic Lea says:

    Wonderful presentation!

  2. John says:

    Is there anything good about Oxalis? Can it be incorporated into the soil to decompose, does it fix nitrogen, does it attract bees?

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