a lot of aphids sit on the stem of the rose and suck the juices out. diseases and problems of roses.

agriculture aphid aphidinae aphidoidea aphids aphis blackfly branch bud bug close closeup colony damage destroy detail devour diaspididae disease diseases eat farm flower fly focus garden gardening green greenfly greenhouse infestation insect insects invasion juices leaf lot macro macrosiphini macrosiphum many mealybug midge parasite parasitic pathogen pest plant problem problems rosae rose roses sapsucking selective sick sit species stem subfamily suck whitefly