In severe over-fertilization, it could even kill your kumquat.' Pruning: 'Indoor kumquat trees require less pruning than those grown outdoors,' says Nastya. She recommends giving it a trim every ...

Five things to do in the garden this week: Fruit. An excellent choice for a small ornamental tree with year-round interest is the kumquat or one of its hybrids, which do not eclipse eight feet in ...