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Hydroponics vs. soil growth Featured science projectScience project video


The roots of the Peperomia plants in the hydroponics solution are longer, compared with the ones planted in soil.

Planting method Length of root measured after 3 weeks (mm) Average (mm)
  1 2 3 4 5
Hydroponics 9.4 8.6 10.1 8.2 9.2 9.1
Soil 4.5 6.3 5.1 5.6 5.2 5.3
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Complexity level:
Project cost ($):
Time required:
1 day for preparation 21 days for observation
Material availability:
May be found at a nursery
Safety concerns:

Basic safety requirements