Lemon Scented Gum.
(Eucalyptus citriodora) Most fragrant eucalyptus! Evergreen tree with elongated, light green leaves. The whole plant has intense lemon scent. Suitable for growing in pots. Grows to 2-3 ms in height, can be pruned. From October to December forms fragrant, white flowers.
(Acacia dealbata) Ornamental shrub from Australia for growing in pot. Grows up to 2 ms in height. Has evergreen, ornamental, feathery leaves with a silvery colour (like leaves of mimosa). During late winter blooms very profusely (clusters of "fluffy" yellow flowers).