afternoon cloud England english field grass Great Britain hill landscape meadow moody natural nature pasture rolling shadow sky sunlight Sussex thicket trees view winter bank countryside diminished drought empty forest lack lake less reservoir rural shore shortage spring water wood banks canal flowers Lythraceae Lythrum salicaria peaceful plants Purple loosestrife river summer tranquil vegetation waterway wild ancient architecture building church cottages historical homes houses old roof scene stone tiles village vintage wall cereal clouds corn crop farm grain green grow growth maize plant row vigorous vigour young Zea bridleway conifers evergreens exercise footpath line path pines railway route straight track trunks walk South Downs windbreak channel current flow froth gate maintain pool pour race sluice stream surge botany common spotted orchid Dactylorhiza fuchsii frilly orchidaceae petals pink chalk conservation diversity ecology flora habitat orchids profusion pyramidal