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Cereus are shrubby or treelike, often attaining great heights (C. hexagonus, C. lamprospermus, C. trigonodendron up to 15 metres or 49 feet). Most stems are angled or distinctly ribbed, ribs 3–14 centimetres (1 + 1 ⁄ 4 – 5 + 1 ⁄ 2 inches) long, usually well developed and have large areoles, usually bearing spines.
C. forbesii is a columnar, branching, colony-forming cactus which can grow up to 3 m (9 ft 10 in) in height, with a mature circumference of around 15 cm (5.9 in); however, due to weather, natural breakage, self-propagation and other growth-limiting factors, it is more frequently observed at a height of about 2 m (6 ft 7 in). Larger specimens ...
Cactus Care To ensure your cacti thrive indoors, give them direct sunlight and keep them away from a drafty window or door. If you don't have nice, sunny windows, opt for growing them under LED ...
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Read on to learn everything you need to know in our Christmas cactus care guide: How to Care for a Christmas Cactus. Christmas cactus plants need bright, indirect light. Keep them out of direct ...
The genus Cereus was first genus for such cacti and one of the oldest cactus genera. Its circumscription varies depending on the authority. According to Cactiguide, the word cereus was commonly and freely used to describe any tree-like cacti, although this general use of the word is regarded as misleading, and the word ceroid or ceriform is ...
Ongoing Christmas Cactus Care Christmas cacti are low-maintenance plants, but a little TLC will encourage lush, dense growth. Pinch off the end stem segment once plants start to put on new growth.
14 genera were firmly included in subtribe Cereinae in a 2021 study. [1] This included Stephanocereus, treated as a synonym of Arrojadoa by Plants of the World Online as of September 2023. [2]