Trade directory · Denver metro · Colorado

Landscaping contractors in
Denver, Colorado.

A public directory of licensed landscaping contractors serving greater Denver. Market data, licensing requirements, and cost benchmarks — updated continuously from public sources.

Licensed Establishments
2,464
U.S. Census Bureau
Peak Season
April through September, with highest demand May-July for installations and spring cleanup
Market estimate
Avg. Response Time
2-5 business days for estimates, 1-3 weeks to start work during peak season
Operator average
§ A · Market rates

Common Job Costs

DENVER-CO · LOCAL ESTIMATES
Service
Description
Cost Range
Lawn Installation (sod)
Typical range based on local lawn installation (sod) jobs.
$2,500 – $8,000
Sprinkler System Install
Typical range based on local sprinkler system install jobs.
$3,500 – $12,000
Landscape Design & Install
Typical range based on local landscape design & install jobs.
$5,000 – $25,000
Tree Removal
Typical range based on local tree removal jobs.
$800 – $3,500
Retaining Wall Construction
Typical range based on local retaining wall construction jobs.
$4,000 – $15,000
Xeriscaping Project
Typical range based on local xeriscaping project jobs.
$3,000 – $12,000
§ B · Regulatory

Licensing Requirements

CO
§1

Licensing Requirements

Colorado does not require state licensing for landscaping contractors. However, contractors performing work over $500 must register as Home Improvement Contractors with the Colorado Attorney General. Pesticide application requires Commercial Pesticide Applicator License through Colorado Department of Agriculture. Tree care may require ISA Certified Arborist certification for certain municipal contracts.

§2

Permit Requirements

Building permits required for retaining walls over 4 feet, structures, and electrical work for lighting/irrigation. Tree removal permits required for trees over 12 inches diameter on private property, all trees on public property. Excavation permits needed for work near utilities - call Colorado 811 before digging.

§3

Inspection Schedule

Electrical work inspected within 1-2 business days of permit application. Retaining wall inspections required before backfill. Tree removal inspections conducted randomly by Denver Forestry. Final inspections required for permitted work within 30 days of completion.

§4

Insurance Minimums

General liability minimum $300,000 recommended, $1,000,000 preferred for commercial work. Workers compensation required if employing others. Commercial auto insurance required for business vehicles. Bonding requirements vary by municipality for public contracts.

§ C · Path to license

How to Get Licensed

5 STEPS
1

Register as Home Improvement Contractor

Register with Colorado Attorney General's office if performing work over $500. Complete online application, pay $50 fee, provide business information and owner details. Renewal required every two years.

01/05
2

Obtain Pesticide License (if applicable)

Apply for Commercial Pesticide Applicator License through Colorado Department of Agriculture if applying pesticides, herbicides, or fertilizers. Complete training course, pass written exam, maintain continuing education credits.

02/05
3

Get Required Certifications

Obtain ISA Certified Arborist certification if performing tree care work, especially for municipal contracts. Consider Colorado Nursery and Greenhouse Association certifications for credibility with commercial clients.

03/05
4

Secure Business Requirements

Obtain business license from local municipality, register business with Colorado Secretary of State, obtain federal EIN number, and set up required tax accounts with Colorado Department of Revenue.

04/05
5

Arrange Insurance and Bonding

Secure general liability insurance, workers compensation (if employing others), and commercial auto insurance. Obtain performance bonds if pursuing public or large commercial contracts.

05/05
§ D · Field notes

About This Market

UPDATED APR 2026

Denver's landscaping market runs hot, driven by new construction, water restrictions pushing xeriscaping, and homeowners fighting the high-altitude climate. Competition is fierce among approximately 2464 licensed establishments statewide, with pricing pressure from both legitimate operators and unlicensed crews. Projects lean heavily toward drought-resistant designs, irrigation system upgrades, and hardscaping that can handle freeze-thaw cycles. Material costs hit hard here - everything from plants to stone gets trucked up from lower elevations. The short growing season compresses the market into a six-month sprint, making peak season scheduling critical. Property owners pay premium rates for quality work because redoing landscaping after a harsh winter gets expensive fast. Water-wise landscaping incentives from Denver Water create steady retrofit demand, but navigating HOA restrictions and city tree ordinances can slow projects down.

To work Denver landscaping, skip the state license hassle - there isn't one - but nail down your Home Improvement Contractor registration if you're doing jobs over $500. The real licensing pain comes with pesticide application and tree work, where you'll need proper certifications or you'll get shut down fast. Peak season runs April through September, but smart contractors book installs by February or watch competitors take their work. Learn the tree removal permit process inside and out - Denver Forestry doesn't mess around, and unpermitted tree removal brings hefty fines. Altitude, soil conditions, and water restrictions make plant selection critical, so know your xeriscaping and high-altitude gardening. Insurance matters more here because of liability from tree work and retaining walls that need to handle ground movement. Build relationships with Denver Water for rebate programs and stay current on HOA landscape requirements - they vary wildly and can kill project timelines.

Data Sources
  • Licensed establishments count
    U.S. Census Bureau
  • Licensing requirements
    Colorado Attorney General Office, Colorado Department of Agriculture
  • Permit requirements
    Denver Building Department, Denver Forestry
  • Insurance requirements
    Colorado Division of Insurance
  • Cost ranges
    Local market estimates based on regional pricing
§ E · FAQ

Frequently Asked Questions

05 QUESTIONS
Q/01

Do landscaping contractors need a license in Colorado?

Colorado does not require state licensing for landscaping contractors. However, contractors performing work over $500 must register as Home Improvement Contractors with the Colorado Attorney General. Pesticide application requires a Commercial Pesticide Applicator License from the Colorado Department of Agriculture.

Q/02

What permits are needed for landscaping work in Denver?

Building permits are required for retaining walls over 4 feet, structures, and electrical work. Tree removal permits are required for trees over 12 inches diameter on private property and all trees on public property. Excavation permits are needed for work near utilities through Colorado 811.

Q/03

When is peak season for landscaping in Denver?

Peak season runs April through September, with highest demand May through July for installations and spring cleanup. The short growing season compresses most landscaping work into this six-month period, creating scheduling bottlenecks during peak months.

Q/04

How much does sprinkler system installation cost in Denver?

Sprinkler system installation in Denver typically ranges from $3,500 to $12,000, depending on property size, system complexity, and terrain challenges. High-altitude conditions and freeze protection requirements can increase costs compared to lower elevation markets.

Q/05

What insurance do landscaping contractors need in Colorado?

General liability insurance with minimum $300,000 coverage is recommended, with $1,000,000 preferred for commercial work. Workers compensation is required when employing others. Commercial auto insurance is required for business vehicles, and bonding may be required for municipal contracts.

§ F · Directory

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