Professor Kippenberg
Symphyotrichum novi-belgii 'Professor Anton Kippenberg'
Professor Kippenberg blooms from August through October.
Everything this page states about the plant was checked against named botanical sources, the bloom months and the water need among them, with what the sources could not settle written down.
Growing Professor Kippenberg
Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 4–8. Expect it to reach about 1.3 ft tall and 1.3 ft wide at maturity, in roughly 2 years.
When to plant Professor Kippenberg
Plant Professor Kippenberg in early spring as soon as the soil is workable, or in early fall at least six weeks before your first frost, so roots establish in cool weather. For the middle of its hardy zones 4 to 8 range, spring means March to May and fall means August or September. Once settled, it blooms from August to October.
Month-by-month timing for your zone is on the planting calendar: for the middle of its range, start with zone 6 in March.
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Design a garden with this
Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.