Adromischus cristatus var. zeyheri 'Toelken' syn. Cotyledon zeyheri
Crinkle Leaf Plant
Adromischus cristatus var. zeyheri is a small, leaf succulent branching at the base. The pale to bright green, unspotted and hairless leaves are spoon-shaped. The rounded upper part of the leaf blade tapers in thick succulence to the narrow base, possible to be regarded as a petiole. The rounded leaf tip is wavy, the leaf surface only sometimes shiny and smooth. The flower spike is lax, comprising tiny flowers with cylindrical green tubes above a small calyx. The five whitish cream, pointed corolla lobes are tinged pink on their outside, keeled surfaces. The fruit is a dry, many-seeded follicle.Hardiness:USDA hardiness zone 9b to 10b: from 25 °F (-3.9 °C) to 40 °F (+4.4 °C).How to Grow and Care:Many species are easy to grow in any free-draining gritty compost. Their compact habit allows a collection to be maintained in a small space and they grow well on any sunny window ledge or the top shelf of the greenhouse. Water mostly in spring/autumn and let them dry out between waterings. Adromischus tolerate cool, frost-free conditions during the winter if kept dry. It is as well to keep water off the foliage during the winter. Mealy bugs and vine weevils can be discouraged with a systemic insecticide. Frost hardy to 19 °F (-7 °C).Many species can be propagated from a single leaf, which should be placed against the side of the pot so that the stem end is just touching the compost. Some species drop their leaves easily and although each leaf will form a new plant it can be a challenge to grow a large specimen. In other cases, leaves for propagation must be carefully detached with a sharp knife.. – See more at: How to Grow and Care for Adromischus.OriginNative to South Africa.Source: https://worldofsucculents.com/adromischus-cristatus-zeyheri/Common Names include: Crinkle Leaf PlantSynonyms: Adromiscus zeyheri (Harv.) Poelln.1938. Cotyledon zeyheri Harv. 1862. Adromischus cristatus (Haw.) Lem.Etymology: Named after Karl [Carl] LP Zeyher (1799- 1858), German naturalist and botanical explorer in South Africa from 1822.Adromischus cristatus var. zeyherii is one of the commonest grown and a very vigorous grower, that does not mind shady conditions. It is also very tolerant of abuse. This is a dwarf succulent that forms groups of stems. The 'zeyheri” is a light-green form of A. cristatus which is distinguishable by its lack of aerial roots, and with glandular hairs on the leaves, inflorescences and flowers.?This variety and var. mzimvubuensis look quite similar at first glance but this plant has felted leaves covered with fine glandular hairs whereas Adromischus cristatus var. zeyheri has completely smooth (glabrous) leaves.
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Full sun
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Very little water
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A little frost hardy: 32F (0°C)
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Light and free draining
Common name
Crinkle Leaf Plant
Latin name
Adromischus cristatus var. zeyheri 'Toelken' syn. Cotyledon zeyheri
type
Succulent
family
Crassulaceae
ph
5.0 - 7.0 Acid - Neutral
Plant & bloom calendar
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Best time to plant
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When the plant will bloom
full grown dimensions
Adromischus cristatus var. zeyheri 'Toelken' syn. Cotyledon zeyheri
Adromischus cristatus var. zeyheri is a small, leaf succulent branching at the base. The pale to bright green, unspotted and hairless leaves are spoon-shaped. The rounded upper part of the leaf blade tapers in thick succulence to the narrow base, possible to be regarded as a petiole. The rounded leaf tip is wavy, the leaf surface only sometimes shiny and smooth. The flower spike is lax, comprising tiny flowers with cylindrical green tubes above a small calyx. The five whitish cream, pointed corolla lobes are tinged pink on their outside, keeled surfaces. The fruit is a dry, many-seeded follicle.Hardiness:USDA hardiness zone 9b to 10b: from 25 °F (-3.9 °C) to 40 °F (+4.4 °C).How to Grow and Care:Many species are easy to grow in any free-draining gritty compost. Their compact habit allows a collection to be maintained in a small space and they grow well on any sunny window ledge or the top shelf of the greenhouse. Water mostly in spring/autumn and let them dry out between waterings. Adromischus tolerate cool, frost-free conditions during the winter if kept dry. It is as well to keep water off the foliage during the winter. Mealy bugs and vine weevils can be discouraged with a systemic insecticide. Frost hardy to 19 °F (-7 °C).Many species can be propagated from a single leaf, which should be placed against the side of the pot so that the stem end is just touching the compost. Some species drop their leaves easily and although each leaf will form a new plant it can be a challenge to grow a large specimen. In other cases, leaves for propagation must be carefully detached with a sharp knife.. – See more at: How to Grow and Care for Adromischus.OriginNative to South Africa.Source: https://worldofsucculents.com/adromischus-cristatus-zeyheri/Common Names include: Crinkle Leaf PlantSynonyms: Adromiscus zeyheri (Harv.) Poelln.1938. Cotyledon zeyheri Harv. 1862. Adromischus cristatus (Haw.) Lem.Etymology: Named after Karl [Carl] LP Zeyher (1799- 1858), German naturalist and botanical explorer in South Africa from 1822.Adromischus cristatus var. zeyherii is one of the commonest grown and a very vigorous grower, that does not mind shady conditions. It is also very tolerant of abuse. This is a dwarf succulent that forms groups of stems. The 'zeyheri” is a light-green form of A. cristatus which is distinguishable by its lack of aerial roots, and with glandular hairs on the leaves, inflorescences and flowers.?This variety and var. mzimvubuensis look quite similar at first glance but this plant has felted leaves covered with fine glandular hairs whereas Adromischus cristatus var. zeyheri has completely smooth (glabrous) leaves.
Flowering
From Early Spring TO Late Summer
Adromischus flowers are generally small, with a greenish-white tube and pink or reddish corolla and produce sufficient nectar to start a fungal infection, especially towards the end of the growing season. As the flowers are not showy, many growers cut off the developing flower stems to avoid botrytis.
Planting
From Early Spring TO Early Spring
Adromischus require a free-draining gritty mix and plenty of sun. They are tolerant of cool, frost-free conditions during the winter if kept dry. Adromischus should be kept in a sunny position. Plant young plants in pots and keep indoors until they are well established. Plant outside only if they are offered frost protection through the winter months. Pot plants can be moved outside once all risk of frost has passed. They will not survive poor light or bad drainage in the wet.