Fun Plant Projects for Kids: Hands-On Learning About Growth

1. Color-Changing Celery or Daisies (Transpiration Demo)

Fill a jar with water and add food coloring. Place a celery stalk or white daisy in the jar. As the plant drinks, colored water travels up the stem, tinting the leaves or petals—visible proof of transpiration.

2. Bicolored Carnation (Vascular Transport)

Split a white carnation stem lengthwise from the bottom up about halfway. Place each half in a separate jar with different colored water. The flower will draw both colors, creating a striking two-tone bloom.

3. Seed Doll (Germination Observation)

1. Moisten a paper towel and lay flat.
2. Place 3–4 rows of large seeds (beans work well) on the towel.
3. Fold edges over seeds, roll into a “cinnamon roll,” and secure with rubber bands.
4. Place in a plastic bag to retain moisture.
5. Check every 2–3 days; unwrap to observe sprouting. Keep towel moist but not soggy.
6. Plant sprouted seeds in soil once roots appear.

4. Egghead Grass Heads (Creative Gardening)

1. Save the lower ⅔ of eggshells after cooking; wash and decorate with faces.
2. Fill with potting soil, sprinkle grass seed on top, and press gently.
3. Water lightly, place in an egg carton, and cover with the lid.
4. Keep soil moist. In days, green “hair” sprouts—kids can trim or style it!

These simple projects teach plant biology while sparking curiosity. Adapted from activities by Robert Cox and Shirley Marken, Colorado State University.