Rosinweed (Silphium integrifolium)
PriceFrom $4.50
Excluding Sales Tax
Rosinweed is a 3' to 5' tall summer flowering wildflower with 2 to 3" wide yellow sunflower-like blossoms. It is a native perennial and grows in full sun and in dry to moist soil moisture sites. Large herbivores eat the leaves and birds readily eat the seeds.
| Common Name (Botanical Name) | Rosinweed (Silphium integrifolium) |
| Alternatative Common Names | Wholeleaf Rosinweed |
| Botanical Synonyms |
|
| Bloom Season | Summer |
| Group | Wildflowers/Forbs |
| Bloom Color | Yellow |
| Duration | Perennial |
| Soil moisture | Dry (Xeric);Medium (Mesic);Wet (Hydric) |
| Soil texture | Coarse (Sand);Medium (Silt/Loam);Fine (Clay) |
| Sun Exposure | Full Sun |
| Status | Native |
| Wetland status | FAC;FACU |
| pH | Acidic;Neutral;Alkaline |
| pH Values | |
| Average height | 4-5ft |
| USDA Zones | 4a;4b;5a;5b;6a;6b;7a;7b;8a;8b; |
| RNS Region | 1;2 |
| Planting rate/Acre | Not Recommended |
| Seeds Per Lb. | 19200 |
| Seeds Per Oz | 1200 |
| Seeds Per Packet | 75 |
| Product Benefits | Aesthetic Value;Wildlife Food;Nectar Source;Monarch Preferred; |
