Russian hollyhock (Alcea rugosa)

Giant hollyhock with sweet scalloped 10 cm single blooms, interesting sulphur yellow flowers with green centers. Lovely foliage with silvery undersides.  Flowers on numerous stalks which arise from the base.

Winterhardy short-lived perennial

Height 
180 cm
Width 
70-90 cm
Spacing
75 cm (2-4 pc/m2)
Flowering time
VI-IX
Site
sunny or partially shaded, moist, well drained rich soil. 
Usage
solo plant, groups
Propagation 
seeds
Availability 2021
 
Container size C2
Out of stock