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Buy Cup Plant (Silphium perfolatum) | FREE SHIPPING | Wilson Bros Gardens | 1 Gallon Pot for Sale online
![The Intriguing Disappearance of Silphium - When a species becomes extinct, we normally assume that it is an animal of some sort. Plants also become extinct. Today, silphium is nowhere to be The Intriguing Disappearance of Silphium - When a species becomes extinct, we normally assume that it is an animal of some sort. Plants also become extinct. Today, silphium is nowhere to be](https://ipm.missouri.edu/meg/thumbnails/giant.fennel.wikipedia-commons.jpg)
The Intriguing Disappearance of Silphium - When a species becomes extinct, we normally assume that it is an animal of some sort. Plants also become extinct. Today, silphium is nowhere to be
![Ferris Jabr on X: "So what was this widely beloved plant, exactly? Some say silphium was a now extinct variety of giant fennel (Ferula). Or maybe it's still out there, one of Ferris Jabr on X: "So what was this widely beloved plant, exactly? Some say silphium was a now extinct variety of giant fennel (Ferula). Or maybe it's still out there, one of](https://pbs.twimg.com/media/Eb3Gxp1U0AEoRS5.jpg)