helianthus debilis blooms with yellow flowers in november. berlin, germany

cucumerifolius cucumberleaf agriculture helianthus subspecies asteraceae vegetables background sunflower medicinal beautiful undefined november medicine colorful blooming debilis flowers germany species outdoor biology ecology natural blossom closeup blooms yellow berlin plants family herbal leaves annual garden circle orange nature flower floral pretty subsp genus herbs fresh plant grass petal flora field round green brown sunny dune wild leaf herb sun