CSLB Landscaping (C-27) Trade

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A 100-question, 210-minute simulation to test your readiness.

Free practice for the CSLB Landscaping (C-27) Trade exam. Original questions covering the official content areas — with a full timed mock exam.

The CSLB Landscaping (C-27) Trade exam is about 100 questions, 210 minutes, 72% to pass. Practice by topic here, then take the full timed mock exam to gauge your readiness. Free, no signup.

What the CSLB Landscaping (C-27) Trade exam covers

25%
Irrigation
22%
Planting & Soil
20%
Hardscape & Grading
20%
Safety
13%
Planning & Estimating
Study guide →Browse all questions →

Helpful resources

Register — CSLB (official) →
Recommended prep — books & tools
  • Rain Bird Landscape Irrigation Design Manual

    Standard reference for the irrigation design the C-27 exam covers.

    See it on Amazon →
  • Construction Master Pro Calculator

    Handles the grading, area and material math on the C-27 trade exam.

    See it on Amazon →

This section contains affiliate links. As an Amazon Associate, PrepPass earns from qualifying purchases. We may earn a commission if you buy through these links, at no extra cost to you.

Frequently asked questions

Is PrepPass's CSLB Landscaping (C-27) Trade practice free?

Yes — every CSLB Landscaping (C-27) Trade practice question, study guide, and lesson on PrepPass is free. A full timed mock exam is also included at no cost.

How many CSLB Landscaping (C-27) Trade practice questions does PrepPass have?

PrepPass currently has 400 original CSLB Landscaping (C-27) Trade practice questions across 5 topic areas, and every question comes with a written answer explanation.

What languages is PrepPass's CSLB Landscaping (C-27) Trade prep available in?

English, 中文 (Chinese), Español (Spanish), and Tiếng Việt (Vietnamese).

How are PrepPass's CSLB Landscaping (C-27) Trade questions written?

They are original questions written by PrepPass from public-domain statutes and official exam blueprints — never copied from the real exam. Read our question methodology →

Is PrepPass affiliated with the licensing board or exam provider?

No. PrepPass is an independent study resource and is not affiliated with, endorsed by, or connected to any licensing board or official exam provider.

Can I practice CSLB Landscaping (C-27) Trade on my phone?

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