A clump-forming plant with deep green strappy leaves. Used as a border plant to stabilize low banks and planted by farmers around properties as a fire retardant.

They are known to invade roadsides, bushland and waterways. Agapanthus are grown for their hardiness and striking blue, blue-purple and white flower heads on 1 m stems. Flowers appear in November and December.

There are 15 species of Dianella found across Australia. These hardy plants with fine straplike leaves to 0.6 m high have blue, purple or white starshaped flowers which appear in spring and summer. Flowers are followed by decorative blue berries containing shiny black seeds. Ask your garden centre for advice about the best Dianellas for your garden.

This dwarf Agapanthus grows to 40 cm high. With an almost complete absence of seed, it's considered non-invasive. During early summer it produces masses of compact, white tubular flowers. It is ideal as a low border plant, in cottage gardens or as a hardy container plant. An excellent cut flower. There are several other sterile or low-fertility hybrids available including; 'Black Pantha' and 'Peter Pan'. Ask your garden centre for advice about the best Agapanthus for your garden.

This Australian native plant has rosettes of broad leaves and clusters of white, highly fragrant flowers on 1 m stems. Flowers appear from November to March. An extremely hardy specimen, it thrives in full-sun or dappled shade. It is mildly frost tolerant and can withstand poor drainage and clay soils.