Our Story
Horticulture HQ is a Melbourne-based garden maintenance and irrigation business owned and operated by qualified horticulturalist Greg Cassidy. The business was established to provide professional, reliable garden care with a strong focus on quality workmanship, attention to detail and customer service.
Originally operating as GAC Garden Maintenance, the business was rebranded to Horticulture HQ in 2026 to better reflect its expanded range of services, including premium garden maintenance, hedge trimming, irrigation systems, planting projects and commercial garden care.
Our Capability
Greg Cassidy is the business owner and is a qualified horticulturalist, a member of Landscaping Victoria, and holds a commercial operating licence from Agriculture Victoria. Horticulture HQ is a growing horticultural and irrigation business servicing residential, commercial and body corporate properties across Melbourne. Led by qualified horticulturalist Greg Cassidy, the business combines the accountability of an owner-led operation with the capability to deliver projects of varying sizes through experienced support staff and trusted contractors. Every property is serviced with the same professionalism, attention to detail and commitment to quality, whether it is a small residential garden, a body corporate development or a large commercial site.
