Japanese Silver Grass

Also known as

Cosmopolitan Miscanthus Grass

Taxonomy

Scientific name

Miscanthus sinensis 'Cosmopolitan'

Genus

Miscanthus

Family

Poaceae

Order

Poales

How to care for Japanese Silver Grass

💦 Water

How often to water your Japanese Silver Grass

Japanese Silver Grass 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.

Water 0.5 cups every
9

Does your plant get direct sunlight?

No Yes

Select the pot size

☀️ Light

Finding light for Cosmopolitan Miscanthus Grass in your home

Japanese Silver Grass love being close to bright, sunny windows 😎.

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

Japanese Silver Grass does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Japanese Silver Grass in your home 🏡.

🪴 Nutrients

How to fertilize Japanese Silver Grass

Nutrient, fertilizer, and repotting needs for Japanese Silver Grass: 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 Japanese Silver Grass after it doubles in size or once a year—whichever comes first.

💡 FAQs

💦 Water Needs

Japanese Silver Grass 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.

Cosmopolitan Miscanthus Grass Water Frequency →

Cosmopolitan Miscanthus Grass Root Rot →

☀️ Sunlight Needs

Japanese Silver Grass 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 🏡.

Cosmopolitan Miscanthus Grass Light Requirements →

Cosmopolitan Miscanthus Grass 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.

Cosmopolitan Miscanthus Grass Toxicity to Cats →

Cosmopolitan Miscanthus Grass Toxicity to Dogs →

Cosmopolitan Miscanthus Grass Toxicity to Humans →

🪴 Soil

Japanese Silver Grass 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 Cosmopolitan Miscanthus Grass →

When and How to Successfully Repot Cosmopolitan Miscanthus Grass →

💩 Fertilizer

Japanese Silver Grass grows very slowly and doesn’t require added fertilizer. Replacing your plant’s potting soil once a year should provide them with more than enough nutrition. Remember, plants get their energy from sunlight, not fertilizer!

How Much and When to Fertilize Cosmopolitan Miscanthus Grass →

🧐 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.