Zone: 4
AMES ST JOHNSWORT
Hypericum kalmianum 'Ames' is commonly referred to as Ames St. Johnswort or Kalm St. Johnswort. It is a native evergreen shrub with upright branching and a mounding habit. In midsummer golden yellow flowers appear. Flowers fade to oval, brown seed pods that mature in fall and persist through winter adding winter interest.
Ames St. Johnswort is hardy and easy to grow. It thrives in full sun or part shade in rich, loamy, evenly moist, well-drained soils. It is ideal as a low hedge, for rocky slopes or shrub borders.
| PLANT | SIZE | TYPE | GALENA | ADD'L | DIG | SOON |
| HYPERICUM KALMIANUM AMES | con 3 | 6 | 0 | 0 | 0 |
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To help this plant settle in and thrive, we recommend these standard planting practices: Plant in well-draining soil with a slightly acidic pH. Water regularly, but avoid overwatering. Provide partial shade to full sun. Mulch around the base to retain moisture and suppress weeds.
Available cultivars in this genus: