CSLB-Verified ยท California
Licensed Landscapers in Napa County, CA
97 verified contractors ยท 57 with active workers' comp ยท Average 13 years in business ยท Updated August 2026
Across Napa County, 97 CSLB-licensed landscaping contractors operate spanning 4 cities. 57 carry active workers' compensation insurance, and 49 have held their license 10+ years โ every record verifiable on cslb.ca.gov.
Climate & Hardiness Across Napa County
Napa County sits in USDA Plant Hardiness Zone 9b, with winter minimum temperatures of 25โ30ยฐF. This means a true dormant season โ lawns and most perennials slow significantly from December through February. Contractors experienced in Zone 9b know to schedule irrigation shutdown before first frost, design planting schemes around the zone's long dry summers, and recommend drought-tolerant species that handle both the heat and the occasional cold snap. Ask any contractor you hire whether their plant selections are rated for Zone 9b minimums.
Cities in Napa County
Top-Verified Contractors in Napa County
Custom Landscaping
Licensed 1981 ยท 45 years in business
Sole Owner ยท Napa County
License #405080
Status: CLEAR โ
Bazan Landscaping
Licensed 2002 ยท 24 years in business
Sole Owner ยท Napa County
License #807714
Status: CLEAR โ
Crown Landscape Contractors Inc
Licensed 2006 ยท 19 years in business
Corporation ยท Napa County
License #881153
Status: CLEAR โ
Cisco's Landscaping
Licensed 2006 ยท 19 years in business
Sole Owner ยท Napa County
License #885616
Status: CLEAR โ
Morelia Landscape & Service
Licensed 2007 ยท 18 years in business
Sole Owner ยท Napa County
License #899823
Status: CLEAR โ
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Johnston General Engineering
Licensed 2009 ยท 17 years in business
Corporation ยท Napa County
License #930463
Status: CLEAR โ
Grandview Landscaping Co
Licensed 1991 ยท 35 years in business
Sole Owner ยท Napa County
License #616591
Status: CLEAR โ
N A S Landscapes
Licensed 2005 ยท 20 years in business
Sole Owner ยท Napa County
License #865011
Status: CLEAR โ
R L Landscaping
Licensed 2009 ยท 17 years in business
Sole Owner ยท Napa County
License #928416
Status: CLEAR โ
Oxbow Pool & Landscape Contractors
Licensed 2011 ยท 14 years in business
Corporation ยท Napa County
License #962588
Status: CLEAR โ
Skywood Landscaping
Licensed 2021 ยท 5 years in business
Sole Owner ยท Napa County
License #1075892
Status: CLEAR โ
Keystone Yards
Licensed 2021 ยท 4 years in business
Corporation ยท Napa County
License #1078372
Status: CLEAR โ
Napa County Landscapers by Specialty
Frequently Asked Questions
How do I verify a landscaping contractor's license in California?
Every contractor on this page links to its official CSLB license-detail record. Search the license number at cslb.ca.gov to confirm the license is current, the classification is C-27 (Landscaping), and the status is CLEAR before you hire.
What is the difference between a C-27 licensed contractor and an unlicensed landscaper?
A C-27 license means the contractor passed California's trade and law exams, posted a contractor bond, and is accountable to the CSLB. Unlicensed operators carry none of those protections โ you have little recourse if work is defective or someone is injured on your property.
Why does workers' compensation insurance matter when hiring a landscaper?
If a contractor employs a crew, active workers' comp insurance means you are not liable for on-site injuries. A contractor without it can legally work alone, but you take on real risk the moment an uninsured crew sets foot on your property.
Do landscapers in Napa County winterize irrigation systems?
Yes. Napa County sees a real frost season, so experienced contractors schedule irrigation shutdown before first frost and choose cold-hardy plant material rated for the local winter lows.