Alkaline Soil

A perennial, it has linear leaves, growing from the rounded corm. Fragrant, lilac flowers, with deeper purple veins and yellow...

A deciduous shrub or small tree, growing to 8 m (26 ft.), with thorny branches and small dark-green, lobed, ovate...

The only plant in the Cnicus genus, sometimes classified ’as Carduus benedicts. It is an annual with hairy, branched stems,...

An evergreen tree, growing to 8 m (26 ft.) high, with shiny, ovate leaves and fragrant white flowers, followed by...

A small evergreen tree, 2-6 m (6-19 ft.) tall, with light-green, oval leaves and thorny stems. Clusters of white flowers,...

A hardy evergreen shrub, growing to 2 m (6 ft.), with lanceolate, sticky, dark-green leaves. The papery, saucer-shaped white flowers...

A perennial which grows 60 cm (2 ft.) tall and spreads indefinitely, it has fleshy, downy stems, dark-green, arrow-shaped leaves...

A deciduous, or semi-evergreen, tree growing to 40 m (130 ft.) with wide-spreading branches and palmate leaves. The flowers are...

A tall, 30-40 m (100-130 ft.) coniferous tree, with a dark-brown or grey, deeply ridged trunk and wide branches bearing...

A low-growing, short-lived perennial, 5-10 cm (2-4 in) high, with a deep tap root, it has basal rosettes of spiny...