The Lobularia genus contains small perennial plants that are often grown as hardy annuals in the garden.
They reach from 7 to 30 cm (3 to 12 inches) in height, making them great to use as edging plants.
They carry clustered flowers of white, pink or purple that have a pleasant fragrance and bloom from summer through to autumn.
Some of the common names for the Lobularia plant include Sweet Alyssum and Snowdrift.
Lobularia maritima - Sweet Alyssum by Hortulus; creative commons.
Sweet Alison by Ibsut.
Common Names: Sweet Alyssum, Sweet Alison, Snowdrift.
Family: Brassicaceae.
Life Cycle: Hardy perennial, commonly grown as a half hardy annual by gardeners.
Height: 4 to 16 inches (10 to 40 cm).
Native: Mediterranean.
Growing Region: Zones 5 to 8. As a perennial in zones 9 and 10.
When growing Sweet Alyssum, Sweet Alison and other Lobularia from seeds then sow on the surface a few weeks before the last frost of spring or in autumn. Lobularia plants species can grow in both sunny and partially shaded areas of the garden.
They prefer a soil that is a moist and loamy and of pH 6 to 7.
If starting off Sweet Alyssum indoors then start about 8 weeks in advance. The seeds require light and a temperature of 12 to 21 degrees Celsius (54 to 70°F) to germinate. This usually takes from one to two weeks.
Once ready the young Sweet Alyssum should be transplanted at about 20 to 25 cm (8 to 10 inches) apart.
It is easy to look after Sweet Alyssum; they need to be watered regularly; if you want a prolonged flowering period then cut back half of the Lobularia plants stems before flowering has occurred.
I hope that you enjoyed this guide on how to grow Lobularia plants. You may also enjoy the following Gardener's HQ growing guides: How to grow Malcolmia, Petunia plant, Nomocharis plant, and Heliophila plants.