Alyssum spinosum
Madwort
Family: Brassicaceae Mustard
| Type | Annual, shrub |
| USDA Hardiness range | n/a |
| Exposure | Full sun |
| Bloom color | White |
| Bloom time | Early Summer |
| Water needs | Moist |
| Landscape uses | Border, ground cover, massing, rock garden |
| Height | 18" to 24" / 45cm to 60cm |
| Spread | 12" to 24" / 30cm to 60cm |
| Growth rate | Slow |
| Persistence | Evergreen |
| Leaf color | Silvery |
| Fruit color | n/a |
| Soil pH requirements | Acidic, neutral, slightly alkaline |
| Soil type | Loamy |
| Form | Rounded |