Psychedelic Cactus Types: Live Plants & Seeds

The word "psychedelic cactus" covers two very different shapes of plant. On one side sits Peyote (Lophophora williamsii), a spineless button with woolly tufts that rarely lifts more than 3-4 cm above the soil, hiding most of itself in a long taproot underground. On the other are the columnar Echinopsis species: San Pedro (Echinopsis pachanoi) from the Peruvian and Ecuadorian Andes at 2000-3000 m, Peruvian Torch (Echinopsis peruviana) with its bluish-green skin and 6-9 rounded ribs, and Bolivian Torch (Echinopsis lageniformis), light green with 4-8 ribs and spines up to 6-7 cm. Mescaline is simply part of the alkaloid chemistry of these species, Peyote alone makes over 50 alkaloids, and it's the reason botanists have studied them for a century. What matters on your windowsill is growth rate, and there the torches win by a mile.

Rooted Plant Or A Tray Of Twenty Seeds?

A rooted plant and a seed pack are two different purchases. Our live cacti arrive as healthy rooted specimens or cuttings you sink straight into cactus soil, where they throw new roots within weeks and carry on as if nothing happened. A 20-seed pack of Lophophora williamsii is a project: sow into roughly 50% sand, 25% grit or bims and 25% potting soil, keep it above 10C, and expect pinhead seedlings for a long while before anything looks like the catalogue photo. Even cultivated Peyote needs close to three years from seed to a flowering plant around three inches across. Watch out for the impatience trap. If you want something to actually look at this summer, buy a rooted San Pedro and grow the seeds alongside it as your slow project.

Cactus Soil, Sun & A Watering Rhythm That Works

Houseplant compost is the number one killer here. It holds water and carries the wrong nutrient balance, so use proper cactus soil with sand and perlite mixed through, in a pot with a punctured base. Stand that pot in a shallow dish of water and let the plant drink from below, it takes exactly what it needs and the crown stays dry. Rhythm: once a week in spring and autumn, only once every 2-3 weeks in winter, and 3-5 times a week through high summer. Full sun, and feed with our Cactus Nutrient rather than the general-purpose stuff you'd give a Ficus. New cuttings go somewhere shady for the first month and get no water at all for the first 2-3 weeks, that's when the roots form.

Pups, Grafts, Crests & The Monstrose Oddities

This is where collectors get hooked. Peyote with Pups throws multiple heads instead of one, and our 3-cluster and grafted Peyote go further still, a graft sits the slow button on faster rootstock so it bulks up sooner. Crested (cristate) forms grow along a fan-shaped line rather than a single point, giving you wavy brain-like ridges. Monstrose forms, including the Bolivian Torch 'Monstrose' and San Pedro 'Monstrose', grow in lumpy irregular columns with ribs that wander. They're one-off plants, not uniform stock. If you'd rather start easy and cheap, the Prickly Pack seed mix or the Cacti Mix (Ferocactus wislizeni) will teach you germination before you risk a grafted specimen. And if you fancy spines with attitude, Opuntia invicta is the one we'd put on the sunniest shelf.