A mophead hydrangea in ericaceous compost and treated with aluminium sulphate begins to turn from pink to blue colour,

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Size: 3648px × 5472px
Location: Sidmouth, United Kingdom
Photo credit: © ArchivalSurvival / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: acid, aluminium, blue, changing, color, colorant, colour, colourant, compost, ericaceous, hydrangea, mophead, potted, soil, sulfate, sulphate, treated, turning