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Numerous plants have been introduced to the US state of New Jersey in the last four hundred years, and many of them have become invasive species that compete with the native plants and suppress their growth. Duke Farms identified 55 invasive species on its property and investigates methods to control them. Major invaders are: [1]
Verbesina virginica, known by the common names white crownbeard, [1] or frostweed [2] is a species of flowering plant in the family Asteraceae. It is native to the Southeastern United States, where it is found in calcareous soil, often in bottomland thickets and edges of woods. [3] It is a tall perennial species. It produces heads of white ...
Ageratum conyzoides (billygoat-weed, chick weed, goatweed, whiteweed, mentrasto) is native to Tropical America, especially Brazil, and is an invasive weed in many other regions. It is an herb that is 0.5–1 m. high, with ovate leaves 2–6 cm long, and flowers are white to mauve.
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The flower color varies from darker shades of purple through soft, pinkish purple, and a white flowering form exists as well. The actinomorphic flowers have five reflexed petals and an elevated central crown. After blooming, green follicles, approximately 12 cm (4 + 3 ⁄ 4 in) long, are produced that when ripe, split open
A giant hogweed plant usually produces a flowering stalk in 3–5 years, [2] [14] but plants may take up to eight years to flower if conditions are unfavourable. In the Czech Republic, a single plant reached twelve years old before flowering. [15] In any case, when the plant finally flowers, it does so between June and July (in the northern ...
Ageratina altissima, also known as white snakeroot, [3] richweed, [3] or white sanicle, [4] is a poisonous perennial herb in the family Asteraceae, native to eastern and central North America. An older binomial name for this species is Eupatorium rugosum , but the genus Eupatorium has undergone taxonomic revision by botanists , and some species ...
Here's a list and map of every legal weed or medical marijuana dispensary in New Jersey, and you can find their hours of operation and contact information in our handy table below. NJ dispensary ...