963 Rowney Road, Mundulla, SA 5270

Colliers Agribusiness is pleased to be entrusted with the sale of Wirrega Vineyard, a premier commercial-scale viticultural holding located in the proven Mundulla district of South Australia’s Limestone Coast wine zone.

Presenting a contiguous landholding of approximately 200* hectares in a single Certificate of Title, Wirrega Vineyard represents an established production platform with a developed vineyard footprint of 164.26 hectares. The vineyard features a well-balanced varietal profile comprising premium foundational red varieties (Shiraz, Cabernet Sauvignon), core commercial white varieties (Chardonnay, Pinot Gris, Sauvignon Blanc), and an expanding suite of sought-after Mediterranean and alternative cultivars (including Prosecco, Fiano, Tempranillo, Dolcetto, and Lagrein). 

The opportunity features development upside to alternate uses with sections of cleared land suitable for cropping and grazing pursuits. Underpinned by exceptional water security via Water Licence WL-007691, which provides 403.57 ML of underground water allocations from the Tatiara unconfined aquifer (comprising a 301.88 ML irrigation taking allocation and a 101.68 ML frost protection allocation). 

Operational infrastructure includes eight equipped bore installations, comprehensive automated frost mitigation networks, four newly commissioned commercial solar installations (totalling ~125 kW PV capacity with 22.10 kWh battery storage), and substantial residential and administrative improvements.

Key features of the opportunity include:

•	A contiguous landholding of approximately 200* hectares featuring an established vineyard development of 164.26 hectares.
•	Planted to a variety of distinct commercial varieties, with balance land suitable for redevelopment.
•	Exceptional water assets in excess of 400 megalitres, and automatic frost mitigation infrastructure with dedicated sprinkler coverage across sensitive blocks, powered by automated diesel and electric pump stations.
•	Four grid-connected commercial solar systems commissioned in 2025/2026 totalling 124.96 kW PV capacity and 22.10 kWh battery storage, substantially offsetting operational pumping costs.
•	Four-bedroom timber-floored manager's residence, adjoining administrative office, large enclosed workshop with 3-phase power, chemical storage facilities, and 46,000L rainwater storage.
•	Direct frontage to Rowney Road with immediate heavy-vehicle access to the Dukes Highway, facilitating transit to regional wineries and export ports.

The Wirrega Vineyard is being offered for sale by Expressions of Interest closing Thursday 19 November at 2pm (ACDT).

*Approximately.