Small Pilocereus pachycladus azureus | Brazilian Blue Cactus | Blue Columnar Cactus
- In stock, ready to ship
- Inventory on the way
ADD A BEAUTIFUL FITTED POT (OPTIONAL)














The Pilocereus pachycladus azureus, commonly known as the Brazilian Blue Cactus, is a stunning choice for any plant enthusiast seeking a unique and eye-catching specimen. This columnar cactus features a vibrant blue hue, tall stature, and upright growth, making it a remarkable focal point in your indoor plant collection. It's perfectly sized to create a striking visual impact without overwhelming your space.
Timeless Appeal for Any Decor Style
The Brazilian Blue Cactus is versatile enough to complement both modern and traditional interiors. Its distinctive colour and form offer a bold statement, effortlessly enhancing a variety of design aesthetics. Place it in a minimalist setting for a clean, contemporary look or pair it with rustic decor for an intriguing contrast.
Best Pot Choices
To showcase your Brazilian Blue Cactus beautifully, consider pairing it with a classic terracotta pot that enhances its natural beauty. Alternatively, modern ceramic pots in neutral tones will highlight its vibrant colour and structured form, creating a chic, harmonious display.
Care and Styling
The Pilocereus pachycladus azureus is relatively easy to care for, making it a fantastic addition to your home. Here are some essential care tips:
- Light: Position your cactus in bright, indirect sunlight. While it can tolerate some direct sunlight, avoid harsh midday rays to prevent sunburn.
- Watering: Water sparingly, allowing the soil to dry out completely between waterings—typically every 2-4 weeks, depending on your indoor climate.
- Soil: Use a well-draining cactus or succulent soil mix to ensure proper drainage.
- Temperature: This cactus prefers warm conditions, thriving in temperatures ranging from 20°C to 30°C. Keep it away from cold drafts and air conditioning units.
- Feeding: During the growing season (spring and summer), feed your cactus once a month with a diluted cactus fertiliser.
Styling Ideas
- Minimalist Spaces: Place the Brazilian Blue Cactus as a statement piece on a shelf or table to create a striking focal point.
- Mixed Plant Displays: Combine it with other succulents or cacti in a larger planter for an attractive arrangement.
- Accent Pieces: Use it to brighten up corners or empty spaces, adding a touch of vibrant greenery to your decor.
FAQ for Pilocereus pachycladus azureus | Brazilian Blue Cactus
1. What type of light does the Brazilian Blue Cactus need?
The Pilocereus pachycladus azureus thrives in bright, indirect sunlight. While it can tolerate some direct sunlight, it's best to avoid harsh midday sun to prevent sunburn on the cactus.
2. How often should I water my Brazilian Blue Cactus?
Water sparingly! Allow the soil to dry out completely between waterings, typically every 2-4 weeks depending on your indoor climate. Be cautious not to overwater, as this can lead to root rot.
3. What type of soil is best for this cactus?
Use a well-draining cactus or succulent soil mix to ensure proper drainage. You can also create your own mix by combining regular potting soil with sand or perlite for added drainage.
4. What temperature is ideal for my cactus?
The Brazilian Blue Cactus prefers warm conditions and thrives in temperatures ranging from 20°C to 30°C. Avoid placing it in cold drafts or near air conditioning units.
5. Can I fertilise my Brazilian Blue Cactus?
Yes, during the growing season (spring and summer), you can feed your cactus once a month with a diluted cactus fertiliser. Be careful not to over-fertilise, as this can harm the plant.
6. Is the Brazilian Blue Cactus safe for pets?
While cacti are generally non-toxic, it's best to keep them out of reach of pets due to their spines. Always supervise pets around plants to ensure their safety.
7. How can I tell if my cactus is overwatered?
Signs of overwatering include yellowing or mushy stems and a wilting appearance. If you notice these signs, reduce your watering frequency and ensure your cactus is in well-draining soil.
8. Can I propagate my Brazilian Blue Cactus?
Propagation is challenging with columnar cacti like the Brazilian Blue Cactus. While they can be propagated through offsets if available, it’s typically best to purchase a new plant for a healthy specimen.
Why Choose Pilocereus pachycladus azureus?
With its stunning blue colour, striking columnar shape, and ease of care, the Brazilian Blue Cactus is an exceptional choice for plant lovers looking to add a unique element to their indoor spaces. Whether you're enhancing a minimalist decor or creating a mixed succulent display, this cactus offers beauty and character that will thrive with the right care.
For more plant care advice and styling inspiration, explore our Houseplant Blog. Whether you're looking for care tips or creative ways to display your plants, our blog offers expert guidance to help you cultivate a beautiful indoor garden.
Size: W15cm H20cm
Our plants are supplied in a plastic nursery pot
Happy Houseplants delivers live houseplants across the UK with fast, carbon-neutral tracked service.
At Happy Houseplants, we ship all live plants via DPD’s 24-hour tracked carbon-neutral service. Delivery usually takes 7–10 working days, but in most cases your plants will arrive much sooner. You can read more about delivery here.
We post to most of the UK, but we’re unable to deliver to the Scottish Highlands and Islands, Northern Ireland, the Isle of Man, the Isle of Wight, the Scilly Isles and the Channel Islands because of higher shipping costs.
When we list a plant’s height, it always includes the grow pot, stem, foliage and living root system — not just what you see above the soil. Because every plant is unique, yours may arrive a little smaller or larger than the size listed.
Happy Houseplants is the UK’s leading online plant shop for rare and unusual houseplants. At Happy Houseplants, we’re more than just a shop. We’re a family-run business, proud RHS Chelsea Flower Show Gold Medal winners, and home to the UK’s number one houseplant blog. Plant lovers across the country trust us for beautiful, healthy plants and expert care.
We specialise in everything from easy-care houseplants for beginners to rare and unusual plants for collectors. Every order is hand-packed by our small team in sustainable, plastic-free packaging and delivered through DPD’s carbon-neutral tracked service.
We’re rated Excellent on Trustpilot and consistently praised for the quality of our plants, the care we take with packaging, and our friendly, knowledgeable service. When you choose Happy Houseplants, you’re choosing sustainability, knowledge and a genuine passion for plants.
Looking for more vibrant and easy-care houseplants? Check out our Easy Care Houseplants collection or browse our Pet Friendly Houseplants if you’ve got furry friends at home. And why not read the Happy Houseplants blog for more styling ideas and plant care tips?
Happy Houseplants runs the UK’s number one houseplant blog with expert tips and guidance.
At Happy Houseplants, we believe buying a plant is only the start — helping it thrive is what really matters. That’s why we run the UK’s number one houseplant blog, filled with expert advice on watering, light, feeding, pest care and more.
Every plant we sell comes with straightforward care tips, and if you’d like to dive deeper you’ll find hundreds of helpful guides and styling ideas on our blog. Explore them here: Happy Houseplants Blog.
Whether you’re just starting out or building a collection, you’ll always find support and inspiration from us.
Happy Houseplants makes plant gifting simple with handwritten cards and nationwide delivery.
At Happy Houseplants, we believe plants make the perfect living gift — thoughtful, long-lasting, and always a joy to receive. Unlike flowers that fade quickly, a houseplant grows and thrives, becoming a lasting reminder of your care.
Sending a gift is simple. Just add your message at checkout and we’ll handwrite it on a card for you. We never include prices or invoices, so your plant arrives as a pure surprise.
Our carefully chosen range includes everything from easy-care indoor plants for beginners to rare and unusual plants for collectors — ideal for birthdays, thank-yous, housewarmings or simply to brighten someone’s day. Every gift is hand-packed in sustainable, plastic-free packaging and delivered nationwide with DPD’s carbon-neutral tracked service.
When you send a gift from Happy Houseplants, you’re not just giving a plant — you’re sending a beautiful, meaningful gesture that lasts.
Happy Houseplants makes it easy to find pet-safe and easy-care houseplants in the UK.
At Happy Houseplants, we know every home is different. That’s why we make it easy to find plants that fit your lifestyle — whether you’re looking for pet-safe options or low-maintenance plants that thrive with minimal fuss.
Our Pet-Friendly Houseplants are carefully chosen so you can add greenery to your home without worry around cats or dogs.
Our Easy Care Houseplants are perfect for beginners or busy households, with varieties that don’t demand constant attention but still bring life and beauty to your space.