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Solidago altissima, the tall goldenrod [5] or late goldenrod, [6] is a North American species of goldenrod in the family Asteraceae which is widespread across much of Canada, the United States, and northern Mexico. It is common in much of its range and fairly tolerant of landscapes which have been disturbed by humans.
The flower is pollinated by bumblebees and other bees. The bulbs are an important and preferred food of the grizzly bear. Mule deer readily eat the foliage. [11] [12] [13]After hummingbirds migrate 1,500 miles each year from Mexico to the Rocky Mountains of Colorado they collect energy from the nectar of the lilies, however, rising temperatures from global warming cause the flowers to bloom ...
Melilotus altissimus, known by the common names tall yellow sweetclover, [1] tall melilot and golden melilot is a plant species of the genus Melilotus. Pollinators
Yellow loosestrife is a tall downy semi-evergreen perennial plant with an upright habit, 50–150 centimetres (20–59 in) high, with erect panicles of conspicuous yellow flowers. [ 5 ] : 519 The edges of the petals lack the fringe of hairs seen in L. punctata , and the hairy, narrow triangular sepals have a conspicuous orange margin.
The flowers are inconspicuous and only 6.4 millimetres (1 ⁄ 4 inch) wide. They have four usually yellow petals and four narrow, curved sepals. The seedpods are slender and long (5–10 centimetres or 2–4 in). The plant germinates in winter or early spring, with a lengthy blooming period.
Solidago gigantea is a perennial herb that reaches heights of up to 2 m (6.6 ft) tall, sometimes spreading by means of underground rhizomes. It often grows in clumps with no leaves at the base but numerous leaves on the stem. At the top, each stem produces a sizable array of many small flower heads, sometimes several
Helianthus giganteus is a perennial herbaceous plant native to the northern United States and southern Canada that can grow up to 1–3 metres (3.3–9.8 ft) tall with instances to 4m (13 feet). The leaves are approximately 1 inch wide by 7 inches long, and partly rough. The flower heads are bright
The flowers are yellow, 2.5–4 cm in diameter and produced in large compound raceme up to 20 cm long. Pollens are approximately 50 microns in size. The fruit is a pod 5–10 cm long and 2.5 cm broad, red at first, ripening black, and containing one to four seeds. Trees begin to flower after about four years. [4] [5]