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Vinca minor (common names lesser periwinkle [1] or dwarf periwinkle) is a species of flowering plant in the dogbane family, native to central and southern Europe. Other vernacular names used in cultivation include small periwinkle , common periwinkle , and sometimes in the United States, myrtle or creeping myrtle .
Vinca major is an invasive species in temperate parts of the United States, South Africa [2] Australia, and New Zealand. It is especially a common noxious weed 'smothering' native plants and diversity in riparian area and oak woodland habitats of coastal California. It forms dense strands that envelop other plant life and can prevent saplings ...
Vinca difformis in habitat, Cáceres, Spain. Vinca plants are subshrubs or herbaceous, and have slender trailing stems 1–2 m (3 + 1 ⁄ 2 – 6 + 1 ⁄ 2 ft) long but not growing more than 20–70 cm (8– 27 + 1 ⁄ 2 in) above ground; the stems frequently take root where they touch the ground, enabling the plant to spread widely.
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Poison hemlock and wild parsnips are bad because they’re not native to Ohio, making them an invasive species crowding out native vegetation. Poison hemlock is often found in yards, roadsides ...
State officials announced a quarantine for six southwest Ohio counties to help contain the box tree moth, an invasive species. The quarantine follows similar measures in New York and Michigan in ...
Vinca herbacea is a herbaceous perennial growing as a trailing vine, spreading along the ground and rooting along the stems to form clonal colonies, growing up to 10–20 centimetres (4–8 in) high. The leaves are opposite, lanceolate, 1–5 cm ( 1 ⁄ 2 –2 in) long and 0.2–3 cm ( 1 ⁄ 8 – 1 + 1 ⁄ 8 in) broad, glossy green with an ...
The Callery pear, which can grow as tall as 50 feet, is considered an invasive tree and can no longer be sold and planted in Ohio. Last year I described how I learned about the Callery pear.