Best time to see: Jun to Aug

Key facts

Tall, slender spikes of small yellow flowers, followed by rust-coloured hooked fruit

Found in open grasslands and on sunny banks

Grows from a small rhizome covered in rootlets

Extras

Plant tall and narrow, up to 90cm; small flowers making a spike at the top

Flowers, only 1 cm across at most, have 5 yellow petals

Leaves are softly hairy, each with paired oval toothed leaflets, some small, some large