A study by the Laboratory of Apiculture & Social Insects group at the University of Sussex on the attractiveness of common garden plants to pollinators found that a cultivar of " Pelargonium " ?" hortorum " was unattractive to pollinators in comparison to other selected garden plants such as " Lavandula " ( lavender ) and " Origanum ".
32.
The characteristic genera of the Irano-Turanian which occur in the eastern and northern east of the country are : " Calligonum " spp ., " Cymbopogon jwarancusa ", and " Tamarix " spp . and of the Mediterranean regions are : " Teucrium, Lavandula, Juniperus, Brassica ", and " Diplotaxis " spp.
33.
The eastern area is laid out as a Dutch garden laid out with perennial plants such as Large white flowering Yucca gloriosa as groups used vertical elements alternate with purple colored flowering dwarf Lavender ( " Lavandula " ), catmint ( " Nepeta " ) or silvery colored Zieste ( " Stachys " ), Cotton lavender ( " Santolina " ), China Rose ( " Rosa chinensis " ) or Fuchsia ( " Fuchsia magellanica " ).
34.
Some of the other, more notable plantings from the Chauvel era include the Century plants ( Agave americana ), Black bamboo grove ( Bambusa nigra ); the grafted English hawthorn ( Crateagus monogyna ); Red pyracantha ( Pyracantha rogersiaria ) and Orange pyracantha ( Pyracantha angustitolia ); English lavender ( Lavandula augustifolia ); many rose species including the Dorothy Perkins rose, Gallipoli or Rock rose, Red letter rose and Polsen Bedda rose; Banksia rose; Black boy rose; Mermaid rose; as well as a proliferation of Wisteria ( Wisteria floribunda ), Isabella grape vines ( Vitis vinifera ); honey suckles, a large number of flowering annuals including Hollyhock, Wallflower, Cosmos, Dahlia, Delphinium, Foxglove, Baby's breath, Jonquil, Alyssum, Stock, Forget-me-not and Zinnia.
