 A mature garden setting surrounds the house with large mature trees including towering hoop pines (Araucaria cunninghamii), Eucalyptus spp., Canary Island date palm (Phoenix canariensis) and others.Peninsula House and Tebbutt's Observatory is an important and unique group of early and late Victorian buildings remaining in good condition and having an interesting historical genesis.The buildings, with the surrounding rural landscape, make an outstanding contribution to the northeastern area of Windsor.