bush was chosen member of the state convention called to abolish slavery and to form a new constitution. he was elected a member of the missouri state board of immigration to repair losses in population resulting from the war, which post he retained for twelve years. later in life bush became interested in viticulture. he purchased a tract of land (named by him "bushberg") outside the city, which became noted for its products; and he even sent large quantities of cuttings from his vineyards to france to replace ravages by phylloxera. bush, after years of preparation, published a catalogue of grapes, "the bushberg catalogue", which has gone through several editions and has been translated into several languages.