No matter which of the numerous cranesbill species it is: After the fertilization of their white, blue, pink, red or violet flowers, they all develop the "beak" that gives them their name. However, the flowering time is not uniform, because some species flower quite early in the year, others only in late summer.

The flowering times of the individual cranesbill species
In the table below you will find an overview of the most important garden cranesbills with their flowering times.
Cranesbill Art | Latin designation | flower color | growth height | heyday |
---|---|---|---|---|
Cambridge cranesbill | Geranium cantabrigiense | purplish-pink or white | up to 25 cm | May to July |
Gray cranesbill | Geranium cinereum | pale pink or white | up to 15 cm | June to September |
Clarke's cranesbill | Geranium clarkei | purplish violet or white | up to 50 cm | June to August |
Rozanne | Geranium cultorum | violet blue | up to 40 cm | May to November |
Himalayan Cranesbill | Geranium himalayense | violet-blue or pink-red | up to 40 cm | June to July |
Heartleaf cranesbill | Geranium ibericum | violet blue | up to 50 cm | June to July |
Rock Cranesbill | Geranium macrorrhizum | pink or white | up to 50 cm | May to July |
Magnificent cranesbill | Geranium magnificum | violet blue | up to 60 cm | May June |
Knotty Mountain Forest Cranesbill | Geranium nodosum | purple pink | up to 50 cm | June to August |
Oxford cranesbill | Geranium oxonianum | pink | up to 60 cm | June to August |
Brown cranesbill | Geranium phaeum | violet-blue to violet-brown or white | up to 80 cm | June July |
Armenian cranesbill | Geranium psilostemon | magenta to purplish pink | up to 120 cm | June July |
Caucasus cranesbill | Geranium renardii | pale lilac, blue-violet or white | up to 30 cm | June July |
Bloody Cranesbill | Geranium sanguineum | magenta or pale pink | up to 30 cm | May to September |
Siberian cranesbill | Geranium wlassovianum | purplish-pink to lilac-blue | up to 40 cm | July to September |
tips
The cranesbill hybrid "Rozanne" has what is probably the longest flowering period. It blooms persistently in borders, tubs, balcony boxes (€109.00) or hanging baskets between May and November.