Q.BLEEDING HEART HAS GROWN INTO SOME STRANGE PLANT THIS SPRING. TWO INCH WIDE MAIN STEM, FLAT, AND VERY THIN IN WIDTH.
The plant has all of the flowers growing out of this very wide stem on the top like water spewing out of a tall pipe. some flower are grown out of the stem like needles on a cactus.The plant is at least 6 years old. First time this has happened. it is like nothing I have ever seen.
Certified GKH Gardening Expert
It could be the result of a disease such as aster yellows or a disorder such as fasciation. Here is more info:
https://www.gardeningknowhow.com/plant-problems/disease/aster-yellows-disease.htm
https://www.gardeningknowhow.com/plant-problems/environmental/fasciation-in-flowers.htm