| Common Name | St. Andrew's Cross |
| Family | Hypericaceae |
| Genus | Hypericum |
| Species | Kalmianum |
| Origin | Eastern North America |
| Blooming | Summer, bright yellow flowers with cross-shaped stamens |
| Leaf Color | Green |
| Sunlight | Sun |
| Category | Outdoor plants |
| Pet Friendly | No |
Well-drained, slightly acidic to neutral loam or sandy soil
Keep soil consistently moist during growing season, reduce in winter dormancy
Prefers full sun but tolerates partial shade; requires good air circulation
Apply balanced slow-release fertilizer in early spring before new growth
Prune lightly after flowering to maintain shape and remove dead wood
These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.
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