A landscape contractor constructs, maintains, repairs, installs, or subcontracts the development of landscape systems and facilities for public and private gardens and other areas which are designed to aesthetically, architecturally, horticulturally, or functionally improve the grounds within or surrounding a structure or a tract or plot of land. In connection therewith, a landscape contractor prepares and grades plots and areas of land for the installation of any architectural, horticultural and decorative treatment or arrangement.
Authority cited: Sections 7008 and 7059, Reference: Sections 7058 and 7059 (Business and Professions Code)
Content of the Examination
The Landscaping (C-27) examination is divided into seven major sections. These sections are:
1. Landscape Design (15%)
Hardscape design
Drainage design
Irrigation system
Plant selection
Mulch selection
2. Job Estimation (23%)
Scope of work
Time estimation and labor cost
Equipment and tool selection
Drainage and irrigation materials
Softscape materials
Hardscape materials
3. Site Preparation (13%)
Drainage control
Erosion control
Underground piping installation
Soil amendment
4. Hardscape Installation (9%)
Concrete and masonry
Retaining walls
Landscaping edgings
Fences, gates, screens, and steps
Water features
Electrical connections
Lighting
5. Irrigation System Installation (18%)
Controllers
Main lines
Lateral lines
Drip system components
6. Plant Material Installation and Landscaping Maintenance (13%)
Planting methods
Water management
Plant maintenance
Turfgrass management
7. Job Site Safety (9%)
Hazard Identification
Personal protection
Environmental protection
*Percentages are approximate*
Sample Questions
The following questions are typical of the types of items that are on the examination. The correct answer is highlighted.
1. When is the best time to remove thatch build up in a cool season lawn?
Mid to late winter
Mid to late summer
Mid to late spring
Mid to late fall
2. What effect does lime have when added to soil?
It increases the pH.
It decreases the pH.
It increases the potassium.
It decreases the potassium.
3. If the gpm changes from 8 gpm to 12 gpm, how would velocity be affected?
Velocity will increase.
Velocity will remain the same.
Velocity will decrease by two.
Velocity will decrease by four.
*All questions are written and reviewed by licensed contractors who are actively working in the field*
Resources
Sunset Western Garden Book. Sunset Publishing Corporation.
American National Standard for Tree Care Operations - Pruning, Trimming, Repairing, Maintaining, and Removing Tree, and Cutting Brush - Safety Requirements.
