Plants
Different plant species are necessary in each of four depth-zones.
- 0–20 centimetres (0–7.9 in)
- 40–60 centimetres (16–24 in)
- 60–120 centimetres (24–47 in)
- Greater than 120 centimeters (47 in)
Read more about this topic: Organisms Used In Water Purification
Famous quotes containing the word plants:
“So neither the one who plants nor the one who waters is anything, but only God who gives the growth. The one who plants and the one who waters have a common purpose, and each will receive wages according to the labor of each. For we are God’s servants, working together; you are God’s field, God’s building.”
—Bible: New Testament, 1 Corinthians 3:7-9.
“The holly and the ivy
Are plants that are well known
Of all the trees that grow in the woods
The holly bears the crown.”
—Unknown. The Holly and the Ivy (l. 1–4)
“All plants move, but they don’t usually pull themselves out of the ground and chase you.”
—Philip Yordan (b. 1913)