They have dainty four petaled flowers of purple or pink.
They look nice growing in garden borders.
A common name of Malcolmia is Virginia Stock.
Malcolmia by Ripplestone garden; creative commons.
Common Names: Virginia Stock, African Mustard.
Family: Brassicaceae.
Life Cycle: Half hardy annual, hardy annual.
Height: 6 to 12 inches (15 to 30 cm).
Native: Europe, Africa.
Growing Region: Zones 3 to 8.
It is best to grow Virginia Stock outdoors and to sow the seeds once a month (from early spring to autumn)This will allow continuous flowering from spring until autumn.
Late sown Malcolmia will also flower the following spring.
The seeds should be sown on the surface and take about two weeks to germinate.
Virginia Stock is able to grow in both sunny and partially shaded gardens.
Although the soil type is not important, it is beneficial to add manure when sowing seeds.
It is easy to look after Virginia stock, once growing they require regular watering. Remove plants following flowering.
For the last crop of Virginia stock plants, allow to set and drop seed. This will produce a bloom of Malcolmia plants the following spring.
I hope that you enjoyed this guide on how to grow Malcolmia plants. You may also enjoy the following Gardener's HQ growing guides: How to grow Malcolmia, Helianthemum plant, and Iberis plants.