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Bright Indirect
Keep Moist
Shimmering Blue Fronds
Pet Safe
Blue Oil Fern
Blue Oil Fern (Microsorum thailandicum) is a rare and visually striking fern with iridescent blue-green fronds that shimmer under light. This slow-growing, tropical houseplant is a favorite among collectors for its unusual foliage and easy-care nature.
Why People Like Blue Oil Fern
✨ Shimmering Blue-Green Foliage
Narrow, elongated fronds with a distinct shimmering blue tone, most visible under bright indirect light.
🧗 Slow, Compact Growth
Remains compact, staying under 12 inches tall, making it a space-saving addition.
🌿 Rare Collector's Piece
Highly collectible thanks to its rare metallic blue foliage and mysterious, elegant vibe.
🐾 Non-Toxic to Pets
Considered non-toxic to pets, though best kept out of nibbling reach as a precaution.
🇨🇦 Local Pickup in Richmond Hill | Insured Shipping Across Ontario and Quebec
All the Details You Need to Know
The Story Behind This Plant
Blue Oil Fern is native to tropical Southeast Asia, particularly Thailand, where it grows in humid, shaded forest environments. Its glossy, iridescent fronds reflect its adaptation to the filtered light of the forest floor.
How to Keep It Happy
- Light: Prefers bright, indirect light but can tolerate lower light levels. Avoid direct sunlight.
- Water: Keep soil consistently moist but never soggy. Water when the top layer begins to dry out.
- Humidity: Loves high humidity. Place near a humidifier or in a terrarium for best results.
- Fertilizing: Feed monthly during the growing season with a diluted, balanced liquid fertilizer.
Popular Fern Varieties
- Rabbit Foot Fern – Fuzzy rhizomes and lacy green leaves.
- Bird's Nest Fern – Wide, rippled leaves for low light and humidity.
- Staghorn Fern – Mounted showstopper with antler-like fronds.
- Maidenhair Fern – Delicate, lacy foliage with soft texture.
Common Questions
Is it safe for pets?
Yes, it's considered non-toxic to pets, though it's best to keep all plants out of nibbling reach.
Can it grow in a terrarium?
Absolutely, its size and humidity needs make it a perfect terrarium plant.
Does it actually look blue in person?
Yes, especially under bright indirect light. The shimmer is more noticeable under grow lights or morning light.
How big does it get?
It typically stays under 12 inches tall, making it a compact, space-saving addition to your collection.
Add This Iridescent Gem to Your Collection
The Blue Oil Fern is a rare and magical houseplant that will turn heads and spark conversation.
How to Take care of Blue Oil Fern
Sun: Indirect
Sun: Indirect
Light: Medium - Bright
Light: Medium - Bright
Water: When mostly dry
Water: When mostly dry
Humidity: Any
Humidity: Any
Pet Friendly: Yes
Pet Friendly: Yes
Pro Tip
Pro Tip
Shipping and Delivery Details
Shipping and Delivery Details
Choose local GTA delivery, free Richmond Hill pickup, or shipping across Canada. Pick your delivery or pickup date at checkout, we'll have it ready and fresh for you. See full shipping and delivery details.
30-Day Happy Plant Guarantee
30-Day Happy Plant Guarantee
If your plant arrives damaged or isn't healthy, contact us within 30 days with a photo. We'll sort it out with a replacement, refund, or store credit whichever works best for you. View our complete guarantee policy
Frequently Asked Questions
Frequently Asked Questions
Certainly! If you're pondering about ordering plants online, you're not alone. We've compiled the most frequently asked questions. Check out our FAQ section here for quick answers! Happy planting!
Plant and Pot Size Guide
Plant and Pot Size Guide
4" Pot (Small): plant is approx. 6-10 inches tall. 6" Pot (Medium): approx. 12-18 inches tall. All plants come in a standard nursery pot. Decorative pots are sold separately.
Winter Shipping Protection
Winter Shipping Protection
Between November and March we add extra insulated packaging and heat packs to protect your plant from cold temperatures during transit. You can add winter shipping protection at checkout.
Returns Policy
Returns Policy
If a plant arrives with significant damage, pests, or disease, we offer a full replacement or refund.Our guarantee covers the viability and health of your plant for 30 days.

WATERING MADE EASY
Check soil moisture before watering and use a potting mix that drains well. It’s the secret to healthy, happy plants!
Hear From Happy Plant Parents.
Who have brought Mygreenscape plants into their homes.