Laburnum musical instruments. In addition to such wind instruments as recorders and flutes, it was a popular wood for Great Highland Bagpipes before taste turned to imported dense tropical hardwoods such as "Brya ebenus" (cocus wood), ebony, and "Dalbergia melanoxylon" (African monkeywood). The heart-wood of a laburnum may be used as a substitute for ebony or rosewood. It is very hard and a dark chocolate brown, with a butter-yellow sapwood. "Laburnum" species and hybrids are cultivated as ornamental trees for gardens and parks. They are also trained as espaliers on pergolas, for ceilings of pendant flowers in season. In its natural
Laburnum alpinum Laburnum alpinum Laburnum alpinum, the Scotch laburnum, Scottish laburnum or alpine laburnum, is a leguminous, ("Leguminosae"), deciduous tree. "Laburnum alpinum" is similar to "Laburnum anagyroides", it grows to by , at a fast rate. It is hardy to zone 5. It is in flower from May to June, and the seeds ripen from September to October. The panicles of vanilla scented, pea-like flowers are hermaphrodite (having both male and female organs) and are pollinated by insects. The fruit is a pod or legume, the seeds green at first but becoming shiny black. The leaves are "cholagogue" and purgative. All parts