AY Honor Arboriculture Answer Key

Arboriculture

Skill Level

3

Year

2024

Version

29.04.2025

Approval authority

North American Division

1

Define the following terms:

1a

Arboriculture

1b

Arborist

1c

Arboriculture industry

2

Draw and identify the components of the following:

2a

Trunk cross section

2ai

outer bark

2aii

phloem

2aiii

cambium

2aiv

sapwood (xylem)

2av

heartwood

2b

Twig anatomy

2bi

terminal bud

2bii

bud scales

2biii

lateral bud

2biv

lenticels

2bv

leaf scar

2bvi

ring of bud scale scars

2bvii

internode

2bviii

node

2bix

bundle trace

2bx

pith

3

Name five plant characteristics used to identify trees.

4

Explain the benefits of mulching and how to properly apply it around trees and shrubs.

5

Describe the principles of water conservation and hydrozone planning.

6

The three main components of fertilizer are: Nitrogen (N), Phosphorus (P) and Potassium (K). Explain why different ratios of these basic components would be required in different situations.

7

List five characteristics to consider when selecting trees from a tree nursery and for a planting site.

8

Interview a local certified arborist or tree expert about different planting techniques used in your area.

9

In the following diagram, use two different colors to identify which branches should be removed with “Thinning Cuts” or “Reduction Cuts,” and be able to explain the difference between each cut and when each cut should be used.

10

Name two types of tree support systems installed by arborists.

11

List the most common diseases, insect problems and invasive species in your region and categorize them by severity.

12

Understand the philosophy of Plant Health Care (PHC). Develop a PHC plan for a mature, high value tree in your area.

13

Practice filling out a commonly used Tree Risk Assessment Form for a mature tree with your instructor. As a service project, use your knowledge to fill out a form for a second tree at your school, church or local park.

14

Research how trees can be injured or destroyed as the direct or indirect result of construction damage and present your findings to a group.

15

Give a presentation on the importance of Urban Forestry in your local rea or the nearest urban area in your region. Be creative.

16

Make a significant list of necessary Personal Protective Equipment (PPE) for conducting the following types of work: Urban Forestry, Arboriculture.

17

Be able to identify three types of ropes and tie three knots used by tree care workers.

18

Discuss the spiritual application of John 15:2 considering what you have learned in this honor.

References