Heptacodium
Tree of the Week: Seven-Son Flower
The months-long florescent reign of seven-son flower, Heptacodium miconoides, is about to begin. The common name of this small tree (will grow to 15-20 feet or more) comes from the candelabra-like seven-pronged flower stalks.
In northern Ohio the fragrant white flower petals are just now emerging from flower buds. After several weeks to a month the white petals, together called the corollas, will give way to a month or more of ripening ornamental salmon-pink sepals, the floral envelope behind the petal collectively called the calyces. It is a great sight against a blue...
Diagnostics: Canker on Heptacodium
Today I met with OSU horticultural great Kenny Cochran at his garden in Wooster and we enjoyed checking out everything from his sweet cherry tomatoes to the two-toned leaves of his silver linden tree. One plant which gave us concern was a seven-son flower tree (Heptacodium miconoides). More on the tree later in an upcoming Tree of the Week post, but some stem dieback amidst the just-coming-into-flower panicles is what got our attention. Shoots with brown leaves amidst perfectly healthy-looking shoots with green leaves.
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