A compact, aromatic perennial with vivid blue flower spikes ...
A hardy perennial that forms bright golden flowers through ...
A striking annual with mottled purple-veined flowers and ...
A rare, CITES-listed woodland perennial grown only from ...
Silver-leaved Mediterranean species valued for its resinous ...
A compact evergreen shrub with bright, papery yellow blooms ...
Available from May. A vigorous East Asian climbing ...
Grindelia robusta is a striking, resinous perennial with ...
A half-hardy perennial with tall stems and finely divided ...
A low, mat-forming woodland herb with scalloped aromatic ...
A graceful woodland perennial bearing soft pink-lilac ...
A striking Himalayan bitter herb with sturdy upright stems ...
A striking alpine herb with broad, ribbed leaves and tall ...
A low, carpeting woodland perennial with soft whorled ...
A tall, graceful perennial with pea-like lilac blooms and ...
A low, spreading woodland perennial with delicate ...
A tall, aromatic perennial with finely divided, feathery ...
A graceful Irish native perennial with plume-like creamy ...
A tall, statuesque perennial with dusky mauve flower ...
A tall, moisture-loving perennial with distinctive ...
A tall, moisture-loving perennial with reddish-purple stems ...
A compact, finely divided, blue-green perennial producing ...
A slender, jointed, rush-like perennial with wiry green ...
A striking biennial with tall cobalt-blue flower spikes and ...