Asparagaceae
Whale Fin Snake Plant (Dracaena masoniana)
Dracaena masoniana
Prefers bright indirect light but tolerates shade. Water sparingly, only when the soil is completely dry. Keep between 18 and 29 C, away from drafts and temperatures below 10 C. Very slow growing.
Every 21 days
Partial shade
10° - 29°C
30% - 50%
Categories
What is Whale Fin Snake Plant?
Whale Fin Snake Plant (Dracaena masoniana) is a easy-care plant from the Asparagaceae family. Dracaena masoniana (synonym Sansevieria masoniana), family Asparagaceae, is a succulent-like foliage plant native to Africa, originally collected in the Democratic Republic of the Congo. It is grown for its striking, broad, stiff whale-fin-shaped leaf, often a single large leaf per pot.
Whale Fin Snake Plant grows up to 1.2m, watering every 21 days, 10°C – 29°C, 30–50% humidity. It is suitable for indoor environments and not safe for pets.
Unlike many tropical plants, Whale Fin Snake Plant tolerates watering mistakes. Best for beginners. Without precautions, ingestion can cause irritation in pets. Keep out of reach of cats and dogs. Without adequate drainage, root rot can develop within 42 days.
How to Care for Whale Fin Snake Plant?
TLDR: Whale Fin Snake Plant needs Partial shade, watering every 21 days, and temperatures between 10-29°C with 30-50% humidity.
How Often Should You Water Whale Fin Snake Plant?
Water every 3 to 4 weeks during the growing season and even less in winter, always when the soil is fully dry. Overwatering causes root rot.
How Much Light Does Whale Fin Snake Plant Need?
Bright indirect light is ideal; an east-facing window is perfect. Filter strong afternoon sun with a sheer curtain to prevent leaf burn.
What Is the Best Soil for Whale Fin Snake Plant?
Use a very well-draining mix, such as cactus and succulent soil with perlite or pumice.
What Pot Should You Use for Whale Fin Snake Plant?
Terracotta pot with drainage holes, only 1 to 2 inches wider than the root ball.
Care Schedule
Fertilize
Every 30 days
Repot
Every 730 days
What Is Whale Fin Snake Plant and Where Does It Come From?
Dracaena masoniana (synonym Sansevieria masoniana), family Asparagaceae, is a succulent-like foliage plant native to Africa, originally collected in the Democratic Republic of the Congo. It is grown for its striking, broad, stiff whale-fin-shaped leaf, often a single large leaf per pot.
How to Propagate Whale Fin Snake Plant?
Leaf cutting
Keep each section right way up (base down). Success rate is moderate and rooting is slow.
- 1 Cut a mature leaf into sections 8 to 10 cm long
- 2 Let the cut ends callus for 1 to 2 days
- 3 Plant the base of each section about 2.5 cm deep in cactus mix
- 4 Keep in indirect light and water very sparingly
Materials needed:
Division of pups
The most reliable method. Use clean tools and take advantage of repotting time.
- 1 Remove the plant from its pot in spring
- 2 Separate pups that already have their own roots
- 3 Pot each pup in free-draining mix
- 4 Wait several days before the first watering
Materials needed:
How Big Does Whale Fin Snake Plant Grow?
TLDR: Whale Fin Snake Plant can reach up to 1.2m tall with Slow growth rate.
Max height
1.2m
Growth rate
Slow
Foliage
Evergreen
Warning: Toxic Plant
This plant can be toxic if ingested. Keep out of reach of:
Plant Uses
Ornamental
Great for decoration
Air Purifying
Improves air quality
Is your plant showing symptoms?
Click on the symptom to discover possible causes:
What Diseases Commonly Affect Whale Fin Snake Plant?
TLDR: Whale Fin Snake Plant is susceptible to 5 known diseases. Monitor regularly for early detection.
Root Rot
Root rot is a serious fungal disease that affects the root system of plants, causing them to decay and die. It is primarily caused by overwatering, poor drainage, or soil-borne fungi such as Pythium, Phytophthora, Rhizoctonia, and Fusarium. The disease thrives in waterlogged conditions where roots are deprived of oxygen, making them susceptible to fungal infection.
Overwatering
Overwatering occurs when plants receive too much water, depriving roots of oxygen and causing root rot. This environmental stress is one of the most common causes of houseplant death, as waterlogged soil prevents roots from breathing and functioning properly.
Mealybugs
Mealybugs are small, soft-bodied insects covered with a white, waxy, cottony material. They are common pests of houseplants and outdoor plants in mild climates. These sap-sucking insects feed on plant tissue, causing damage, stunted growth, and can lead to plant death if left untreated. They produce sticky honeydew which attracts sooty mold.
Spider Mites
Spider mites are tiny arachnids (less than 1/20 inch long) related to spiders and ticks that feed on plant sap. They thrive in hot, dry conditions and can cause significant damage to ornamental and vegetable plants. During severe infestations, crop losses can reach 14% or higher as these pests disrupt vital plant processes including photosynthesis, carbon dioxide absorption, and transpiration.
Fun Facts
It was originally collected in the Democratic Republic of the Congo
It is often grown as a single large, stiff, fin-shaped leaf
Formerly Sansevieria masoniana, it now belongs to the genus Dracaena
It grows very slowly: roughly one new leaf every 1 to 2 years
Frequently asked questions
How often should I water a whale fin snake plant?
What light does it need?
Is it toxic to cats and dogs?
Why are the leaves rotting?
Compare with similar plants
| Attribute | Difficulty | Light | Watering | Pet Safe |
|---|---|---|---|---|
| Field Maple | Easy | Bright indirect | 14d | ✓ |
| Silver Birch | Easy | Direct sun | 14d | ✓ |
| Common Blanketflower | Easy | Direct sun | 10d | ✓ |
| Cushion Bush | Easy | Direct sun | 14d | ✓ |
