The denomination Upper Rhenish Master refers to an artist active ca. 1410–20 possibly in Strasbourg. The most famous painting of the artist is Paradiesgärtlein, a mixed-technique painting on oakwood,
The little Garden of Paradise by Upper Rhenish Master, Städel, 1410/1420
A walled garden is a garden enclosed by high walls, especially when this is done for horticultural rather than security purposes, although originally all gardens may have been enclosed for protection
The walled garden of Edzell Castle, Scotland, survives from the early seventeenth century.
Detail of miniature, c. 1490s, showing a garden walled all round, with internal fencing of various kinds. The stone walls are unrealistically low for artistic convenience.
Movable blocks to control the movement of hot air in the heated wall at Eglinton Country Park