Plant Care Lesser Duckweed

Lesser Duckweed

Also known as

Common Duckweed

Taxonomy

Lemna minor
Lemna
Araceae
Alismatales

How to care for Lesser Duckweed

💦 Water

How often to water your Lesser Duckweed

Water needs for Lesser Duckweed
0.5 cups
every 9

Lesser Duckweed needs 0.5 cups of water every 9 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.

Calculate water needs of Lesser Duckweed

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Common Duckweed in your home

Light needs and placement for plant Lesser Duckweed: 1ft from a window
1ft or less from
a window

Lesser Duckweed love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Lesser Duckweed does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Lesser Duckweed in your home 🏡.

🪴 Nutrients

How to fertilize Lesser Duckweed

Nutrient, fertilizer, and repotting needs for Lesser Duckweed: repot after 2X growth

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 Lesser Duckweed after it doubles in size or once a year—whichever comes first.

💡 FAQs
⭐ Difficulty Level

Lesser Duckweed is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!

Benefits of Growing Common Duckweed →

Common Common Duckweed Problems →


💦 Water Needs

Lesser Duckweed prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Common Duckweed Water Frequency →

Common Duckweed Root Rot →


☀️ Sunlight Needs

Lesser Duckweed requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.

Common Duckweed Light Requirements →

Common Duckweed Direct Sunlight Needs & Tolerance →


🐶 🐈 👶 Toxicity

Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.

If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.


🪴 Soil

Lesser Duckweed does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!

Best Soil Mix for Common Duckweed →

When and How to Successfully Repot Common Duckweed →


💩 Fertilizer

Lesser Duckweed is a fast growing plant and may deplete the nutrients in its soil over time. Replenish them with a gentle organic fertilizer or compost every 1-2 months depending on your location and season. Fertilize more often during the growing season and in warmer and brighter climates.


⬆️ ⬇️ Growth Pattern

Lesser Duckweed grows vertically and new growth will emerge from the top of the plant.

How and When to Prune Common Duckweed →


🌦️ Growing Outdoors

USDA Hardiness Zone
Lesser Duckweed can be grown outdoors in USDA Hardiness Zones 4a-10b. Find your local hardiness zone here.

Common Duckweed Temperature Tolerance →


🌱 Propagation

The seeds of Lesser Duckweed can be used to grow new plants! After your plant flowers, any seeds that formed can be collected and germinated in potting soil.


🧐 Troubleshooting

When troubleshooting a sad-looking houseplant, start by checking for signs of distress in its leaves, such as yellowing, browning, or drooping, which can indicate overwatering or nutrient deficiencies.

Inspect the soil moisture; too dry or too wet soil can cause problems.

Ensure the plant is getting the right amount of light, as too much or too little can stress it.

Finally, consider environmental factors like temperature and humidity, and adjust care routines accordingly to revive your plant.


Care Summary for Lesser Duckweed

Lesser Duckweed

Lesser Duckweed


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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