agricultural
agriculture
apple canker
apple tree
bark
biology
branch
canker
close up
closeup
color
colour
day
dead
decay
disease
dying
environment
garden
green background
horticultural
horticulture
macro
macro photography
natural
nature
neonectria ditissima
orchard
outdoor
outdoors
plant
rotten
rotting
science
selective focus
tree
wood
wooden