Blue Columnar Cactus
4.6 out of 5 (65 experiences)
Also known as
San Diego Cactus and Pilosocereus azureus
How to care for Blue Columnar Cactus
Blue Columnar Cactus needs 0.5 cups of water every 12 when it doesn’t get direct sunlight and is potted in a 5" pot.
Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Blue Columnar Cactus love being close to bright, sunny windows 😎.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Blue Columnar Cactus does not tolerate low-light 🚫.
Select your region to see how the current weather in your area affects the placement of Blue Columnar Cactus in your home 🏡.
Most potting soils come with ample nutrients which plants use to produce new growth.
By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your Blue Columnar Cactus after it doubles in size or once a year—whichever comes first.