Araceae
Great duckweed: Edible Plant
Spirodela polyrhiza
Requires stagnant or slow-moving water rich in nutrients and plenty of light. It is nearly indestructible as long as a water surface is available.
Every 1 days
Bright indirect
15° - 33°C
60% - 100%
Categories
What is Great duckweed?
Great duckweed (Spirodela polyrhiza) is a easy-care plant from the Araceae family. Spirodela polyrhiza, known as great duckweed, is a free-floating aquatic plant. It is characterized by small, round to kidney-shaped fronds that feature a purple underside and clusters of roots (typically 7 to 21). It is one of the largest duckweed species and is extremely effective at removing nitr...
Great duckweed grows up to 1cm, spread of 100cm, watering every 1 days, 15°C â 33°C, 60â100% humidity. It is suitable for indoor environments and safe for pets.
Unlike many tropical plants, Great duckweed tolerates watering mistakes. Best for beginners. Unlike many popular species, Great duckweed is safe to keep around pets. Without adequate drainage, root rot can develop within 7 days.
How to Care for Great duckweed?
TLDR: Great duckweed needs Bright indirect, watering every 1 days, and temperatures between 15-33°C with 60-100% humidity.
How Often Should You Water Great duckweed?
Ensure that the water level does not drop too low and that the water is rich in minerals.
How Much Light Does Great duckweed Need?
It thrives best in direct sunlight or under strong aquarium lighting.
What Is the Best Soil for Great duckweed?
Does not require soil; it draws nutrients directly from the water through its roots.
What Pot Should You Use for Great duckweed?
Open aquarium, pond, or water container
Care Schedule
Fertilize
Every 30 days
What Is Great duckweed and Where Does It Come From?
Spirodela polyrhiza, known as great duckweed, is a free-floating aquatic plant. It is characterized by small, round to kidney-shaped fronds that feature a purple underside and clusters of roots (typically 7 to 21). It is one of the largest duckweed species and is extremely effective at removing nitrates and phosphates from water.
How to Propagate Great duckweed?
Vegetative division
- Grows very rapidly, so regularly remove excess plants to prevent them from completely covering the surface.
- 1 Separation
The plant divides naturally by budding new daughter fronds.
- 2 Transfer
Simply take a portion of the floating biomass and transfer it to a new water tank.
Materials needed:
How Big Does Great duckweed Grow?
TLDR: Great duckweed can reach up to 1cm tall with Fast growth rate.
Max height
1cm
Spread
1.0m
Growth rate
Fast
Foliage
Evergreen
Plant Uses
Ornamental
Great for decoration
Edible
Can be consumed
Medicinal
Medicinal properties
Medicinal Uses
- Traditional Chinese Medicine (antipyretic)
- Treatment of skin conditions
Culinary Uses
- Livestock feed
- Potential protein source for humans (in processed form)
Is your plant showing symptoms?
Click on the symptom to discover possible causes:
Meaning & Symbolism
Symbolizes adaptability and rapid regeneration.
Compare with similar plants
| Attribute | Difficulty | Light | Watering | Pet Safe |
|---|---|---|---|---|
| Field Maple | Easy | Bright indirect | 14d | â |
| Silver Birch | Easy | Direct sun | 14d | â |
| Common Blanketflower | Easy | Direct sun | 10d | â |
| Cushion Bush | Easy | Direct sun | 14d | â |
