Asclepias — 24 species
Botanical species in the genus Asclepias recorded in the PlantPeers database.

Asclepias asperula
Asclepias asperula
Family: Apocynaceae
Cultivation
Succeeds in any good soil. Prefers a well-drained light rich or peaty soil. Requires a moist peaty soil and a sunny position.
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Asclepias brachystephana
Asclepias brachystephana
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil. Requires a well-drained soil. Many members of this genus seem to be particularly prone to damage by slugs.
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Asclepias californica
Asclepias californica
Family: Apocynaceae
Cultivation
Asclepias californica is a plant of dry Mediterranean climates with hot summers and cool or even cold winters and most precipitation falling in the cooler months. Outside of this type of climate, the plant will require a well-drained soil and hot summers, with some protection in cold winters, if it is to thive. This protection can often be applied as a mulch, though it would need to be removed before new growth begins in the spring otherwise slug damage is very likely to occur.
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Asclepias curassavica
Asclepias curassavica
Family: Apocynaceae
Cultivation
Succeeds in a range of climates from warm temperate to tropical. Requires a well-drained soil and a sunny position. Succeeds on a wide range of soils.
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Asclepias eriocarpa
Asclepias eriocarpa
Family: Apocynaceae
Cultivation
Asclepias eriocarpa is a plant of dry Mediterranean climates with hot summers and cool or even cold winters and most precipitation falling in the cooler months. Outside of this type of climate, the plant will require a well-drained soil and hot summers, with some protection in cold winters, if it is to thive. This protection can often be applied as a mulch, though it would need to be removed before new growth begins in the spring otherwise slug damage is very likely to occur.
Full cultivation guide →
Asclepias erosa
Asclepias erosa
Family: Apocynaceae
Cultivation
Asclepias erosa is a plant of dry Mediterranean climates with hot summers and cool or even cold winters and most precipitation falling in the cooler months. Outside of this type of climate, the plant will require a well-drained soil and hot summers, with some protection in cold winters, if it is to thive. This protection can often be applied as a mulch, though it would need to be removed before new growth begins in the spring otherwise slug damage is very likely to occur.
Full cultivation guide →
Asclepias fascicularis
Asclepias fascicularis
Family: Apocynaceae
Cultivation
Asclepias fascicularis is a plant of mainly Mediterranean climates with hot summers and cool or even cold winters and most precipitation falling in the cooler months. Outside of this type of climate, the plant will require a well-drained soil and hot summers, with some protection in cold winters, if it is to thive. This protection can often be applied as a mulch, though it would need to be removed before new growth begins in the spring otherwise slug damage is very likely to occur.
Full cultivation guide →
Asclepias hallii
Asclepias hallii
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil and a sunny position. This species is closely related to Asclepias purpurascens. Many members of this genus seem to be particularly prone to damage by slugs.
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Asclepias incarnata
Asclepias incarnata
Family: Apocynaceae
Cultivation
Plants are hardy to at least -25°c. Although native to swamps and wet meadows, the plant is surprisingly tolerant of average, well-drained soils in cultivation. It prefers a well-drained light rich or peaty soil.
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Asclepias involucrata
Asclepias involucrata
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil in a sunny position. Succeeds on poor or dry soils and on all soil types. Many members of this genus seem to be particularly prone to damage by slugs.
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Asclepias lanceolata
Asclepias lanceolata
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil and a sunny position. A very ornamental plant, it is closely related to Asclepias rubra. This species has less flowers than most other members of the genus.
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Asclepias latifolia
Asclepias latifolia
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil in a sunny position. Succeeds in poor, dry soils. Established plants are drought tolerant.
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Asclepias ovalifolia
Asclepias ovalifolia
Family: Apocynaceae
Cultivation
Succeeds in any good soil. Prefers a well-drained light rich or peaty soil. Requires a moist peaty soil and a sunny position.
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Asclepias pumila
Asclepias pumila
Family: Apocynaceae
Cultivation
Succeeds in any good soil. Prefers a well-drained light rich or peaty soil. Requires a moist peaty soil and a sunny position.
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Asclepias purpurascens
Asclepias purpurascens
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil and a sunny position. Does well in poor, dryish soils. Established plants are drought tolerant.
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Asclepias quadrifolia
Asclepias quadrifolia
Family: Apocynaceae
Cultivation
Succeeds in any good soil. Prefers a well-drained light rich or peaty soil. Requires a moist peaty soil and a sunny position.
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Asclepias rubra
Asclepias rubra
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil and a sunny position. A very ornamental plant, it is closely related to Asclepiad lanceolata. Many members of this genus seem to be particularly prone to damage by slugs.
Full cultivation guide →
Asclepias speciosa
Asclepias speciosa
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil and a sunny position. Grows well in poor, dryish, gravelly soils. Established plants are drought tolerant.
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Asclepias subulata
Asclepias subulata
Family: Apocynaceae
Cultivation
Asclepias subulata is a plant of dry Mediterranean climates with hot summers and cool or even cold winters and most precipitation falling in the cooler months. Outside of this type of climate, the plant will require a well-drained soil and hot summers, with some protection in cold winters, if it is to thive. This protection can often be applied as a mulch, though it would need to be removed before new growth begins in the spring otherwise slug damage is very likely to occur.
Full cultivation guide →
Asclepias sullivantii
Asclepias sullivantii
Family: Apocynaceae
Cultivation
Plants are hardy to about -25°c. Prefers a well-drained light rich or peaty soil in a sunny position. Succeeds in wetter soils in full sun.
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Asclepias syriaca
Asclepias syriaca
Family: Apocynaceae
Cultivation
Plants are hardy to about -25°c. Succeeds in any good soil. Prefers a well-drained light rich or peaty soil.
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Asclepias tuberosa
Asclepias tuberosa
Family: Apocynaceae
Cultivation
Plants are hardy to about -20°c. Another report says that this species is only suited to the warmer areas of Britain. Prefers a well-drained light, rich or peaty soil.
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Asclepias verticillata
Asclepias verticillata
Family: Apocynaceae
Cultivation
Prefers a well-drained light rich or peaty soil. Succeeds in poor soils. Many members of this genus seem to be particularly prone to damage by slugs.
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Asclepias viridiflora
Asclepias viridiflora
Family: Apocynaceae
Cultivation
Succeeds in any good soil. Prefers a well-drained light rich or peaty soil. Requires a moist peaty soil and a sunny position.
Full cultivation guide →