Warwick Solar Farm- Planting 30,000 trees By Ian Lowndes on April 5, 2019 in Lowndes Landscapes Some of the 30,000 trees and shrubs to be planted around the Warwick Solar Farm. Work has started on the planting of a vegetative buffer around the Warwick Solar Farm. In total 30,000 trees and shrubs will be planted around a 5.5km perimeter. The trees and shrubs being planted outside of the perimeter fence. Planting technique is pre-ripping using a single tine on a tractor at a one slasher width approximately 2m spacing. This will allow ease of maintenance.