Tree Roots

Question 1

How far do roots spread out for
Sand
Loam
Clay

Answer 1

Sand 3x the crown
Loam 2x
Clay 1.5x

Question 2

Role of roots?

Answer 2

Provide a system of water and nutrient uptake
Provide mechanical support
Act as storage organs
Produce chemicals capable of changing soil pH
Help regulate growth by signalling other parts of tree

Question 3

What is a heart root system?

Answer 3

Characterised by a central mass of vertical roots

Question 4

What is a tap root system?

Answer 4

Characterised by a central root that develops from radicle.

Question 5

What is a flat / plate root system?

Answer 5

Characterised by roots that grow out laterally in the upper layer of soil.

Question 6

What is a flat / plate root system?

Answer 6

Characterised by roots that grow out laterally in the upper layer of soil.

Question 7

What is a sinker root system?

Answer 7

Developed once tap root has lost dominance. Vertical roots developing on underside of lateral.