Celery sitting in a jar of colored water.

Celery sitting in a jar of colored water.

The plant stem pulls water and minerals to the leaves.

Blue food coloring added to jar of water.

Blue food coloring added to jar of water.


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In this home school lesson, we see how blue dye is soaked up by a celery stem and brought up to the top of the stalk.

We used a magnifying glass, small jar with water, food coloring, and celery.

Conclusion

Even without roots or leaves, the stem performs work, pulling liquid up against the force of gravity.



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