The Source Blog

We’ve got the dirt on Trichocereus. Literally. A good soil mix is the foundation of a healthy cactus, but there are a lot of options out there on w...

Are you starving your plants? Just like how people need water for hydration and food for fuel, so do our cacti. But what kinds of fertilizer should...

In this guide, we’re going to cover a more advanced approach to rooting cactus cuttings. This Rooting 201 builds directly on our Rooting 101 video ...

What’s the big deal with the long-form penis cactus, and why have we dedicated a whole video to showing you how to propagate it? The long-form, or ...

Introducing a cactus to dormancy can help preserve your plant when your climate doesn’t allow for healthy growth through the winter. Bringing it ou...

How to care for and propagate Spiral Cactus | Cereus Forbesii Spiralis If you’ve ever seen a cactus that looks like it’s been caught in a whirlwin...

How to Tell the Difference Between Penis Cactus Varieties This is the Trichocereus bridgesii monstrose, also known as the Penis Cactus. But did you...

Preparing Cacti for Cold Weather Winter is coming which means it’s going to start getting colder and darker (two things cacti don’t like). Protecti...

How do we Grade our Cacti? At San Pedro Source, we have devised a grading system to offer a distinction between the cosmetic qualities of the cactu...

How to Grow a Crested San Pedro The Crested San Pedro is a unique, rare, and stunning variation of san pedro cactus with curvy waves that make them...

Degrafting San Pedro Cacti Removing a graft, otherwise commonly referred to as de-grafting, involves removing the scion from the rootstock after it...

How to Care for Trichocereus Scopulicola The Scopulicola, or Trichocereus Scopulicola, is a species of san pedro that is well-known for its nearly ...