Michael's Opinion
This plant can be a bit of garden thug as it forms large impenetrable patches of vegetation. That said however I still use this plant since it flowers late in the year when little else is in bloom and it is a plant of significant stature.
Botanical Information
Family | Lamiaceae |
Genus | Physostegia |
Species | virginiana |
Category | Perennials |
Description and Growing Information
Propagation | Easily by division of clumps in the spring. |
Notable Specimens | The A. M. Cuddy Gardens, Strathroy, Ontario, Canada. |