Garden Wisdom Blog — companion-planting

Purple Tansy is the common name for one of the garden’s supreme workhorses, Phacelia tanacetifolia. Gardeners who have had trouble with fruit setting on squash, melons, or cucumbers need to learn how to improve pollination with Phacelia. Phacelia is a fast-growing annual that is very easy to manage, and it never gets weedy. Because it matures so quickly, it can be planted until the end of June. Its lacy foliage forms a rosette of leaves that produces from its centre a 100cm (36″) tall flower spike. Each of several inflorescences opens gradually over several days, revealing a series of nectar-rich,...

Parsley (Petroselinum crispum) Both the curly leaf form (P. crispum) and the Italian flat-leaf form (P. crispum var. neapolitanum) of this useful herb are members of the carrot family Apiaceae, and share a close botanical relationship to their cousin the parsnip (although the similarity in names is coincidental). As with most other members of this family, parsley grows feathery, deep-green foliage above a long taproot, and eventually flowers in its second year, sending up a tall umbel of white blooms that set masses of small, oily seeds. A third, less familiar variety of parsley is known as Hamburg parsley (P....