Plant Care Big Rhododendron

Big Rhododendron

Also known as

Great Laurel, Great Laurel, Rosebay rhododendron, Great rhododendron, American rhododendron and Big rhododendron

Taxonomy

Rhododendron maximum
Rhododendron
Ericaceae
Ericales

How to care for Big Rhododendron

💦 Water

How often to water your Big Rhododendron

Water needs for Big Rhododendron
0.5 cups
every 9

Big Rhododendron 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 Big Rhododendron

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
☀️ Light

Finding light for Great Laurel in your home

Light needs and placement for plant Big Rhododendron: 1ft from a window
1ft or less from
a window

Big Rhododendron love being close to bright, sunny windows 😎.

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

Big Rhododendron does not tolerate low-light 🚫.

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

🪴 Nutrients

How to fertilize Big Rhododendron

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

Browse #GreatLaurel
💡 FAQs
⭐ Difficulty Level

Big Rhododendron 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 Great Laurel →

Common Great Laurel Problems →


💦 Water Needs

Big Rhododendron 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.

Great Laurel Water Frequency →

Great Laurel Root Rot →


☀️ Sunlight Needs

Big Rhododendron 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 🏡.

Great Laurel Light Requirements →

Great Laurel Direct Sunlight Needs & Tolerance →


🐶 🐈 👶 Toxicity

Big Rhododendron is extremely dangerous if consumed. If you, a family member, or a pet has ingested any amount of plant material contact Poison Control, US (800) 222-1222, or your veterinarian immediately. Big Rhododendron is not recommended for homes with children, cats, or dogs.


💨 Humidity

Big Rhododendron doesn’t require additional humidity. Plants absorb most water through their root system rather than their leaves, so the best way to provide humidity for your plants is through watering the soil.

Great Laurel Humidity Needs →


🪴 Soil

Big Rhododendron is very sensitive to dry soil, so choose a potting soil that retains moisture. A good soil will still drain well and contain lots of organic matter such as coco coir or sphagnum moss.

When and How to Successfully Repot Great Laurel →


💩 Fertilizer

Big Rhododendron should be repotted after it doubles in size or once a year, whichever comes first. Fresh potting soil has all the nutrients your plant needs, so as long as it’s refreshed yearly, you shouldn’t need to use fertilizer. Remember, plants get their energy from sunlight, not fertilizer!

How Much and When to Fertilize Great Laurel →


🌎 Native Region

Big Rhododendron is native to Asia and North America.


⬆️ ⬇️ Growth Pattern

Big Rhododendron grows vertically and new growth will emerge from the top of the plant.

How and When to Prune Great Laurel →


🌦️ Growing Outdoors

USDA Hardiness Zone
Big Rhododendron can be grown outdoors in USDA Hardiness Zones 3a-7b. Find your local hardiness zone here.

Great Laurel Temperature Tolerance →


🧐 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 Big Rhododendron

Big Rhododendron

Big Rhododendron


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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