Solitary or clustering.
Stems: Dark green globular or elongated
up to 15
cm tall, 6-8 cm (Or more) in diameter.
Ribs: 14 to 15 sharp-edged separated by deep grooves.
Areoles: Brown on young plants.
Central spines: 3-5 thin acicular, about 3
cm (up to 6cm) long, and reddish-brown.
Radial spines: 12 to 20
whitish about 1-1,5
cm long pointing outward.
Flowers: (nearly 10 cm.) long. They are usually lemon yellow and
bright yellow inside, buds are covered by silky hairs and grow
laterally from the centre of the stem. The tube is slightly curved,
funnel-shaped, slender and a greenish white, with pale green scales red
at the base, with white and black down. Produced
in flushes in late spring and occasionally in summer.
It is a summer grower species that offers no
cultivation difficulties. Water regularly in summer (but do not
overwater ) It is rot prone and should be planted in
a shallow pot. As most Echinopsis cultivated for their blossom, it needs
a soil mixture a little richer than the average cactus with still an
excellent drainage, keep rather dry in winter.
It is quite frost resistant if kept dry (hardy to -5°(-18°) C
Outside full sun or afternoon shade,
inside needs bright light, and some direct sun.
Propagation: Direct sow after
last frost, offsets (if available)