Cactus Genera for the beginner
Some genera appear on more than one list, eg Rebutia are easy to grow and flower without any effect. Also Mammillaria, which is a huge genus, has both easy to grow as well as hard to grow species.
For a complete list of cacti genera see Kew Gardens site.
Easiest to Grow
- Echinopsis and hybrids
- Gymnocalycium
- Mammillaria (some)
- Notocactus
- Opuntia
- Rebutia
- most ceroids
Flowering
- Echinocereus
- Echinopsis and hybrids
- Epiphyllum and hybrids
- Gymnocalycium
- Lobivia
- Mammillaria
- Notocactus
- Rebutia
- Schlumbergera
- Sulcorebutia
- Thelocactus
Spination
- Cephalocereus ... senilis (hair)
- Cereus
- Cleistocactus ... strausii (hair)
- Copiapoa
- Echinocactus
- Echinocereus (multi-coloured and/or pectinate spines)
- Echinofossulocactus
- Epithelantha micromeris
- Espostoa (hair)
- Ferocactus
- Gymnocalycium
- Leuchtenbergia principis
- Mammillaria some hooked, pectinate or plumose spines
- Matucana
- Neoporteria
- Notocactus
- Oreocereus (hair)
- Pelecyphora pectinate spines
- Sulcorebutia (Rebutia) pectinate spines
- Thelocactus
- Uebelmannia
Architectural
- Astrophytum ... asterias, capricorne, myriostigma, ornatum
- Cereus
- Echinocactus
- Leuchtenbergia princips
- Myrtillocactus
- Opuntia
- Pilosocereus
- Trichocereus
A Challenge
- Ariocarpus ... fissuratus etc.
- Aztekium ritteri
- Blossfeldiana lilliputa
- Copiapoa
- Epithelantha
- Mammillaria (some)
- Melocactus
- Pelecyphora
- Strombocactus
- Turbinicarpus
- Uebelmannia
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