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Why Orchid Blooms Fall Off Too Soon. Orchid blooms drop off eventually from natural causes, of course, but if the flowers are falling off prematurely, there may be a problem. 1. Sudden Temperature ...
Dendrobium discolor is an epiphytic or lithophytic herb with cylindrical green or yellowish pseudobulbs 1–5 m (3 ft 3 in – 16 ft 5 in) long, 30–60 mm (1.2–2.4 in) wide and occasionally over 8 cm (3 in) thick. There are between ten and thirty five leathery leaves 60–160 mm (2.4–6.3 in) long and 30–80 mm (1.2–3.1 in) wide.
Dendrobium gracilicaule, commonly known as the blotched cane orchid or yellow cane orchid, [2] is an epiphytic or lithophytic orchid in the family Orchidaceae. It has cylindrical pseudobulbs, between three and seven thin leaves and up to thirty often drooping, cream-coloured to yellow or greenish flowers, sometimes with reddish brown blotches on the back.
Dendrobium pruinosum is an epiphytic or lithophytic herb that has flattened, yellowish stems 0.3–2 m (1–7 ft) long and 10–15 mm (0.4–0.6 in) wide. The leaves are arranged along the stems and are yellowish green, leathery, 80–120 mm (3.1–4.7 in) long and 40–50 mm (1.6–2.0 in) wide.
Dendrobium Orchid. There are as many as 1,800 different species of dendrobium orchids. These orchids like to grow in small pots and often have tall, top-heavy blooms that require staking for support.
Dendrobium agrostophyllum, the buttercup orchid, [2] is an epiphytic or lithophytic orchid in the family Orchidaceae and has a creeping rhizome with well-spaced pseudobulbs.Each pseudobulb has up to twenty grass-like leaves, some of the leaves having flowering stems on the opposite side of the pseudobulb, each raceme with up to ten waxy, fragrant, bright yellow flowers.
Dendrobium striolatum is a lithophytic orchid with upright or pendent stems and leaves. Its stems are wiry, often yellowish, up to 600 mm (20 in) long and 2 mm (0.08 in) wide. The leaves are linear and cylindrical, 40–120 mm (2–5 in) long and 2–4 mm (0.079–0.16 in) wide.
Dendrobium densiflorum is an epiphytic or lithophytic orchid with stems that are club-shaped, swollen at the base, 250–400 mm (10–20 in) long and about 20 mm (0.8 in) wide. There are three or four leathery, oblong to lance-shaped leaves 80–170 mm (3–7 in) long and 26–40 mm (1–2 in) wide near the end of the stem.