T-rex Plants Blog

Published weekly. Ish. You can also follow along on Instagram at @trexplants

What’s Blooming: Springtime Greenhouse Update

It's the most wonderful time of the year: no...not Christmas, but cactus blooming season! At least, the start of it. This is a super busy time of year for anyone who tries to produce their own seed, grows things from seed, or just has a substantial collection. If...

How to Correct Lithops Growing Problems

When you're growing a plant that is a seasonal grower - one that only produces new growth once a year - it can be extremely hard to figure out how to correct weird growth that is less than "perfect". In Lithops, this is most often etiolation, but can include sun...

Is It Supposed to Look Like That or Is It Dying? How to Tell If Your Cactus Needs Water

Something I've been asked about often, via email, Instagram, and in person, is about when to water a cactus. How can you tell when your cactus is thirsty and needs water? They don't seem to do anything, so how do you know when it's the right time? If you've been...
Tis the Season – For Lithops!

Tis the Season – For Lithops!

Ah, fall. That lovely time of year here in San Diego, when we go from full summer to sort of summer.  Nights get marginally cooler. Days are less likely to reach triple digits. If there’s any leaves changing color, it’s the slowly crisping bushes and trees clinging to...

How to Grow Obregonia denigrii – the Artichoke Cactus

How to Grow Obregonia denigrii – the Artichoke Cactus

You ever decide to get a cactus on a whim, just because it was there, you were first, and there was only one? That's how I ended up with my Obregonia denigrii. It was peak COVID season, the plant bubble was looming large, and like everyone else, I was stuck at home...

How to Grow Matucana madisoniorum

How to Grow Matucana madisoniorum

I was drawn to these as young plants because of their glittery stem coloration, a look that's almost like a matte green with a light coating of glitter to make them almost sparkle in sunlight. As with the other small, globular plant species I enjoy, these also have a...

Growing Mammillaria matudae – The Thumb Cactus

Growing Mammillaria matudae – The Thumb Cactus

I only took home a little Mammillaria matudae as a result of wholesaling so many cacti during COVID - it wasn't a cactus I was initially all that excited about. The only thing that did tickle me was that it was a "thumb cactus" - how cute! I had a chin cactus...

How to Grow Copiapoa laui – the Smallest Copiapoa

How to Grow Copiapoa laui – the Smallest Copiapoa

The diminutive Copiapoa laui is the smallest species in the Copiapoa genus, an attractive little clumping species that is enormously underrated. As far as Copiapoa go, this is one of the faster growing species, making them ideal for the impatient among us who want...