There’s no oil paint required for this rendition, though: The Lego set has enough blocks to make 16 sunflowers with adjustable petals, plus a tile with Van Gogh’s signature and a removable frame.

Standing in front of Van Gogh’s 1889 masterpiece, one of the series of sunflower paintings for which the painter is best known, museum curator Nienke Bakker said she hoped the Lego version would ...