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Sprout & Fin · Worksheet
Lesson 10 · Grades 3–8

pH: the nutrient lock

Name Date

Label the picture. Write the name next to each letter.

  • A · net pot & seedling
  • B · roots
  • C · air stone

Answer in your own words.

  1. The water has plenty of plant food. The plant still looks hungry. What do you check first?

  2. Which pH do most hydroponic plants like?

  3. The pH climbs too high. Which leaves show it first?

Draw or explain

Can you think of something you can see but can't use until something changes?