Scientific Name
Copiapoa longistaminea F.Ritter
Common Names
Copiapoa de Adriana
Synonyms
Copiapoa calderana subsp. longistaminea, Copiapoa cinerea var. longistaminea
Scientific Classification
Family: Cactaceae
Subfamily: Cactoideae
Tribe: Notocacteae
Genus: Copiapoa
Description
Copiapoa longistaminea is one of the most admired species of Copiapoa that forms dense cushions, with many heads covered with grayish wax and orange wool at the apex. The stems are globose to short cylindrical, with 15 to 21 ribs, up to 20 inches (50 cm) tall and up to 6 inches (15 cm) in diameter.
The spines are straight, up to 1.2 inches (3 cm) long, brownish at first, later becoming dark red to black and finally grey. The flowers are funnel-shaped, bright yellow and up to 1 inch (2.5 cm) long.
Hardiness
USDA hardiness zones 10b to 11b: from 35 °F (+1.7 °C) to 50 °F (+10 °C).
How to Grow and Care
Despite the extreme and specific conditions in habitat, Copiapoas as a whole are surprisingly easy in cultivation. From seed sewing to the care of mature plants, this genus is very forgiving.
While staying manageable in size, Copiapoa in cultivation will flower from a young age and reliably so each following year.
These cacti want exposure to half or full sun. If they are in full sun, they must be in a position with good air circulation or they risk sunburn.
Watering should be extremely poor. The soil must dry out completely between waterings. They should, however, be suspended during mid summer.
In this period instead of watering it will be appropriate to spray the plant early in the morning, before the temperature warms up, thus simulating the conditions that they would have in their natural environment.
The soil should be formed from a mineral substrate (for example, granite crumbled) mixed with very little universal soil… – See more at: How to Grow and Care for Copiapoa
Origin
Copiapoa longistaminea is native to Chile.
Links
Back to genus Copiapoa
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