Let’s know a bit more about the San Pedro Cactus.
San Pedro or its Qechua name “Wachuma” is found in Argentina, Bolivia, Chile, Ecuador and Peru, and is cultivated in other parts of the world. It is widely cultivated as an ornamental cactus. It has been used for healing and religious divination in the Andes region for over 3,000 years. It is sometimes mistaken for its close relative Echinopsis peruviana (Peruvian torch cactus).
Wachuma loves warmth and light, in the hills where he usually grows, the soil contains many nutrients. Giving her some extra water on hot days is really helpful. When the cactus grows inside, behind a window in the side is always better. The first requirement is for sunlight to come through the window. San Pedro is easy to grow and easy to multiply.
To start growing means choosing between starting with seeds, a cut or a plant. The plant only needs water and some nutrients. A cut has to dry first (a cut wound) and the root in the soil before it starts to grow, this can take up to a year. Seed cultivation requires a lot of time (years) and effort.
It is a vertical plant, with many branches, the stem has a green color, can grow 6 or 7 meters, flowers bloom in the upper part of the stem, have a whitish color, about 20 cm, is nocturnal and fragrant, fruits have a dark green color and a height of 5 cm, contain magnesium (3,4,5-trimethoxy-B-Phenethylamine), alkaloids with hallucinogenic properties, is part of the phenylethylamine group. Its use in gardening as an ornamental plant, especially in South America.
Complete information of this cactus.
- Scientific or Latin name: Trichocereus pachanoi.
- Common or common name: Cactus San Pedro, Agua colla, Huachuma, Gigantón.
- Origin: Southern Ecuador and Northern Peru.
- Columnar plant with many branches.
- Dark green stalk, glaucous.
- The ribs are wide. Their number is 6 to 8.
- Depressed areolas that have 3 to 7 unequal spines, gray or pale yellow.
- They have a marked horizontal depression above each areola.
- Thorns are found in numbers from 3 to 7, although they often do not exist, they measure up to 2 cm in length and their color is light yellow or brown.
- Night flowering.
- The flowers are born in the highest part of the stems. They measure 19-23 cm in length and are somewhat fragrant.
- The outermost petals are brown red. The most internal are oblong and white. It has escamiform sepals and long brown hairs that cover the pericarp and the tube. The stamens have long filaments of greenish color; the style is greenish in its inferior part and white in its high part. The stigma has yellowish linear lobes.
- Uses: it is an excellent rootstock for other genera of cactus.
- Light: sun.
- Temperature: minimum, 3 ° C, although they can tolerate even short frost.
- For a beautiful flowering, respect a winter rest between 5 and 10 ºC.
- Floor: standard compound. Larger specimens require a certain amount of clay in the soil.
- Irrigation: medium. The Trichocereus is very prone to excess water.
- Fertilization: once a month in spring and summer, adding a liquid fertilizer stop cactáceas.
- Pests: cottony mealy bugs.
- Transplant: change of pot in spring, every 2 years.
- Multiplication: seeds and cuttings.