Variété : (H. Palustris). Trilobate foliage. Solitary trumpet shape flowers up to 15 cm long, ranging from white to red colors. Rustic in the South. | Conseils de semis : | sowing in humus rich soil in spring or in temperate soil (18°C/20°C) | | Rusticity : | Semi-rustic, down to -2/0° C |
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