Geranium maderense, known as giant herb-Robert[2] or the Madeira cranesbill, is a species of flowering plant in the family Geraniaceae, native to the island of Madeira.

[3] Growing to 120–150 cm (47–59 in) tall and wide, it is a mound-forming evergreen perennial with deeply divided ferny leaves.

Spectacular pink flowers on hairy red stems are produced in large panicles in summer.

[4] It is grown as an ornamental plant in temperate regions, where it is hardy in mild or coastal areas down to −5 °C (23 °F).

It has gained the Royal Horticultural Society's Award of Garden Merit.