Lucky Clover, Lucky Leaf, Four-Leaf-Sorrel
Lucky Clover (Oxalis tetraphylla) is sold in small pots around New Year’s Eve. If you don’t throw it away in January, you can enjoy its pink to red flowers from early summer to fall.
The growing season of Lucky Clover lasts from spring to autumn. Plants bought around New Year’s Eve can be placed cool to temperate at 10 to 15 °C (50 to 59 °F) and watered only moderately. So that they don’t grow but also don’t go dormant.
On the balcony or in the garden Oxalis tetraphylla can be placed in a sunny to semi-shady position. Indoors sunny and bright spots are welcome.
Peat free mixes for container plants, vegetables or herbs can be used.
During growing season, from spring to fall, keep the soil evenly moist but not wet. It may dry up to a maximum of 70 % of the pots height between the waterings. Avoid overwatering such as drying out.
Let Oxalis tetraphylla go dormant when its leaves die back in fall. During winter it can be placed dark and cool at 1 to 10 °C (34 to 50 °F). No watering is required now. In spring when new growth emerges start with normal care.
Wood Sorrel Family (Oxalidaceae)
6 to 12 inches
Early summer to fall
Dried onions are edible but contain oxalic acid.