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Bunchberry

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description Bunchberry Overview

Bunchberry (Cornus canadensis) is a low-growing perennial herb in the dogwood family, native to boreal forests and cool mountainous regions across North America and northern Eurasia. Typically reaching only 3 to 6 inches tall, it forms dense mats of whorled leaves and produces small clusters of tiny greenish flowers surrounded by four white, petal-like bracts that resemble miniature dogwood blossoms. The plant is known for its explosive pollen-release mechanism, in which the stamens spring open in under one millisecond, launching pollen onto visiting insects.

help Bunchberry FAQ

How fast does bunchberry eject its pollen?

Bunchberry (Cornus canadensis) opens its tiny flowers and fires pollen in under half a millisecond, with stamens accelerating at forces reportedly over 2,400 times gravity. This explosive pollen release ranks among the fastest plant movements ever recorded, comparable to the rapid snap of a Venus flytrap.

Where does bunchberry grow in the wild?

Bunchberry grows as a low ground cover across northern North America, from Alaska and Canada down through the northern tier of the United States. It thrives in cool, acidic forest floors, particularly beneath coniferous and mixed-wood canopies where it forms dense mats.

Can I grow bunchberry in my home garden?

Bunchberry can be cultivated in shaded gardens with consistently moist, acidic soil, though it is notoriously difficult to transplant from the wild. Nursery-propagated stock from native-plant suppliers establishes far better than wild-dug plants, which often fail outside their natural cool woodland conditions.

Is bunchberry a type of dogwood?

Yes, bunchberry is a dwarf member of the dogwood genus Cornus, sharing the genus with familiar trees like flowering dogwood (Cornus florida). It produces the classic four-bracted dogwood flower in miniature and bears clusters of bright red berries in late summer.

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