Hibiscus 'Old Yella'
Mallow, Giant Mallow, Rose Mallow
Family: Malvaceae Mallow
| Type | Perennial |
| USDA Hardiness range | 4A - 9A |
| Exposure | Partial shade to full sun |
| Bloom color | Yellow |
| Bloom time | Mid Summer to Late Fall |
| Water needs | Moist to wet |
| Landscape uses | Border, container, foundation, hedge, massing, screen, specimen |
| Height | 36" to 4' / 90cm to 1.00m |
| Spread | 24" to 36" / 60cm to 90cm |
| Growth rate | Fast |
| Persistence | Deciduous |
| Leaf color | Green |
| Fruit color | Brown |
| Soil pH requirements | Neutral |
| Soil type | Loamy |
| Form | Pyramidal |
| Attributes and features | Naturalizing |