Crinum thaianum – Water Onion Aquarium Plant

The Crinum thaianum, also known as the Water Onion, is a striking freshwater aquarium plant prized for its long, flowing, ribbon-like leaves. Growing from a hardy bulb, this plant makes an excellent centerpiece in medium to large aquariums. Its graceful leaves sway with water flow, adding movement and elegance to your aquascape. Crinum thaianum is easy to care for and adapts well to a variety of water conditions, making it a favorite among aquascapers.

• Hardy bulb plant with long, ribbon-like leaves
• Beautiful centerpiece for medium to large aquariums
• Thrives in freshwater aquascapes with moderate light
• Adds movement and elegance to planted tanks
• Suitable for beginners and advanced aquarists

Care Guide:

• Lighting: Low to medium
• Temperature: 72–82°F
• pH: 6.5–7.8
• Placement: Background or centerpiece
• Growth Rate: Slow to moderate

FAQs:
Q: Does Crinum thaianum need CO₂ injection?
A: No, it grows well in low-tech aquariums without CO₂.

Q: How big does the Water Onion get?
A: Leaves can grow over 3 feet long, making it best for larger aquariums.

Q: Should I bury the bulb?
A: No, place the bulb partially above the substrate to avoid rotting.