Diascia
( dye - ASS - see - uh )
At-A-Glance InformationDiascia, or Twinspur, is a genus of perennial and annual flowering plants that need partial shade in the hottest climates and moderate to regular water. Native to South Africa, these popular beauties are related to Snapdragon. They carry blooms on spikes from spring through fall, and are great in rock gardens and in borders and containers.
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Diascia Species and Varietals
The genus Diascia is a member of the plant family Scrophulariaceae and includes around 70 species. Diascia growing zones vary depending on the species. For more information, see the descriptions below. To find your zone, click here: Zone Map.
Diascia barberae
This is commonly grown as an annual, but is technically a perennial. It grows best in zones 5-10, 14-24 and H1. It forms a mat 10 inches high and 20 inches wide with rose-pink blossoms Varieties are outlined below.
This is commonly grown as an annual, but is technically a perennial. It grows best in zones 5-10, 14-24 and H1. It forms a mat 10 inches high and 20 inches wide with rose-pink blossoms Varieties are outlined below.
Diascia Hybrids
These plants grow best in zones 4-9, 14-24 and H1. Individual hybrid varieties are outlined below.
These plants grow best in zones 4-9, 14-24 and H1. Individual hybrid varieties are outlined below.
Caring for Diascia
Should be planted in fall or spring. They may die back in winter if planted in cool, wet soil. Can be sheared back after the bloom period passes.
Propagation
Problems and Pests
Gallery
Videos
A video all about growing camellias successfully
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Propagating camellias
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Resources
The New Sunset Western Garden Book: The Ultimate Gardening Guide (2012) - Pages 286 - 287, Diascia
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