Parodia schumanniana

Scientific name: Parodia schumanniana
Common name: Parodia
Family: Cactaceae
Origin: Paraguay
Category: Cactus
Photo taken at: rooftop Secret Garden of 1-Utama

How to grow : to be updated

Light : 

Soil : 

Water : 

Propagate : 

Features :

Hylocereus undatus - Dragon Fruit

Scientific name: Hylocereus undatus

Common name: Dragon Fruit, Night blooming cactus, night blooming cereus

Family: Cactaceae

Origin: Central America

Category: Cactus and Succulents

Photo taken at: Rooftop Secret Garden of 1-Utama

The genus name "Hylocereus" comes from the Greek words hyle meaning “wood” and cereus meaning “cactus” in reference to the association of this genus with shady, wooded habitats.
(References: National Botanical Gardens website here.)


To be updated
How to grow : Light : Soil : Water : Prune : Propagate : Features :

Austrocylindropuntia subulata

Scientific name: Austrocylindropuntia subulata 

Synonyms:
Opuntia subulata, Opuntia subulata, Cylindropuntia subulata,
Opuntia exaltata,Cylindropuntia exaltata, Austrocylindropuntia exaltata

Common name: Leafy Opuntia Cactus, Eve's Needle Cactus, Eve's Pin Cactus

Family: Cactaceae

Origin: Tropical America

Category: Cactus and succulents

Photo taken at: Rooftop Secret Garden of 1-Utama

Echinocactus grusonii - Golden Barrel Cactus

Scientific name: Echinocactus grusonii

Common names:
Barrel Cactus 'Spiny', Golden Barrel Cactus, Mother-in-law's Seat, Mother-in-law's Cushion

Chinese name: 金琥仙人球 (jin hu xian ren qiu)
Malay name: Kaktus Bola Emas

Family: Cactaceae

Origin: Mexico

Category: Cactus and Succulents

Photo taken at: Rooftop Secret Garden of 1-Utama

Further reading:
1. Cal's Plant of the Week site - here.
2. Cactus Art Nursery - here.

Cephalocereus senilis - Old Man Cactus

Scientific name: Cephalocereus senilis

Synonyms:
Cactus senilis, Cereus senilis, Pilocereus senilis, 
Cephalophorus senilis, Cactus bradypus, Echinocactus staplesiae 

Common names: Old Man Cactus, Old Man of Mexico, Cabeza de Viejo

Family: Cactaceae

Origin: Mexico (Hidalgo, Guanajuato)

Category: Cactus and Succulents

Photo taken at: Rooftop Secret Garden of 1-Utama

How to grow :
Grow under bright sun in very well-draining soil. More sun exposure will encourage the growth of its white hairs. Do not over-water. Propagation is by seeds and cuttings.

Features : It grows as a tall columnar form with lots of long, snow-white hairs concealing its sharp thorns. The hairs are silvery white when young. The cactus can grow to 5-15m tall. May bear whitish pink flowers when about 10-20 years old.