The most obvious feature of a butterfly garden are nectar-bearing flowering plants. Plants commonly visited by butterflies are those which provide sugary nectar used by many species as an energy source. Types of flowers vary greatly in this regard and many commonly used bedding plants such as geraniums and petunias are rarely visited by butterflies, although the latter may be visited at dusk by...

as the outdoor activities of mental defectives in institutions had previously been limited to elementary jobs, such as sweeping the paths, and generally acting as labourers to the staff engaged on the ornamental gardens. It was recognised that, for many years, patients in large mental institutions and colonies had been employed on farms, pig feeding, etc.; some of them had been taught to milk c...