giant calotrope or calotropis gigantea plant and bloom

agriculture alternative arrow asia ayurveda ayurvedic biduri biodiversity biopharm bloom blue botanical botany calotrope calotropis cochinchinense crown environment flower fresh freshness garden giant gigantea green growing health healthcare herbal india indian kerala leaves madar medical medicinal medicine outdoor park pharmaceutical pharming plant poisonous purple remedy spring streptocaulon sunlight treatment tree tropical wild