iris germanica. city lungs for people`s health. greenery of the urban courtyard

against autonomous background backyard bearded bloom blooming blossom blur building car care city common courtyard design does ecological efficient erosion fertile floral flower for garden gardening germanica grass greenery grouped guerrilla health hobby house illustration independent iris landscape landscaping lawn living lungs man minimum more motley movement natural naturalness nature need noise not outdoor people plant planting prevent protection purple rear rendering silhouette soil spring summer than times unpretentious vegetation visualization ways without