Growing Philodendron Indoors
Growing a philodendron indoors can be a rewarding experience when you understand the basics of plant care, including the ideal pot size, proper watering techniques, and how to address common plant issues.
Ideal Plant Pot Size
Choosing the correct pot size is crucial for your philodendron’s health. A pot that’s too small can restrict root growth, while a pot that’s too large can lead to excessive moisture retention, causing root rot. As a rule of thumb, select a pot that allows about one to two inches of space around the root ball. This provides enough room for growth without overwhelming the roots with too much soil.
Plant Size | Recommended Pot Diameter |
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Small (less than 12 inches tall) | 6 – 8 inches |
Medium (12 to 24 inches tall) | 8 – 10 inches |
Large (24 inches tall and above) | 10 – 12 inches |
If your plant is showing signs of slow growth or the roots are circling inside the pot, it might be time to repot it into a slightly larger container. For more details on choosing the right pot, visit our article on plant pot selection.
Watering Guidelines
Proper watering is essential for a thriving philodendron. Both overwatering and underwatering can cause issues. Underwatering can lead to drooping leaves, yellowing, and brown edges, making the leaves feel coarse and papery (Plants for all Seasons). On the other hand, overwatering can cause root rot and even plant death. Signs of overwatering include yellowing, drooping leaves, oversaturated soil, and water-filled blisters on the leaves (edema) (Plants for all Seasons).
To maintain optimum moisture levels, water your philodendron once the top third of the soil has dried out. Ensure the pot has sufficient drainage to prevent waterlogging. For more in-depth watering tips, refer to our article on philodendron plant how often to water.
Common Plant Issues
Philodendrons are generally resilient, but they can face issues if not cared for properly:
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Light Insufficiency: Philodendrons require bright, indirect light for optimal growth. Insufficient light can cause leggy growth, where stems grow but leaves don’t, indicating the plant is searching for more light (Plants for all Seasons). Move the plant to a sunnier spot or use a grow light if natural light is lacking.
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Temperature Sensitivity: Philodendrons should be kept away from cold drafts, open windows, and air conditioning vents, especially when temperatures drop below 12°C (53.6°F). Cold temperatures can cause the plant to shed smaller leaves and droop larger ones (Plants for all Seasons). Keep the plant in a warm, stable environment to avoid these issues.
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Fertilizer Issues: Over-fertilization can harm your philodendron, causing drooping leaves and brown leaf tips. The plant only needs to be fertilized once a month in spring and summer, and once every six weeks during colder months (Plants for all Seasons). Spacing out fertilization helps prevent root system damage.
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Overwatering and Underwatering: Both can cause significant problems. Overwatering can lead to root rot, while underwatering can cause leaves to yellow and brown. For more on handling these and other plant issues, see our articles on philodendron plant diseases and philodendron plant brown tips.
By understanding these key aspects, you can ensure that your philodendron remains healthy and vibrant. For specific guides on philodendrons and related topics, explore other sections such as philodendron plant cuttings and philodendron plant facts.
Potting Soil vs. Garden Soil
When selecting the best medium for your philodendron plant pot, it’s important to understand the differences between potting soil, garden soil, and the benefits of compost.
Potting Soil Features
Potting soil, often referred to as potting mix, is specifically designed for growing plants in containers. It contains a blend of materials such as sphagnum moss, bark, perlite, vermiculite, compost, or coir. Unlike garden soil, it does not contain soil, preventing plant pathogens that could harm potted plants. Potting soil is sterile, well-draining, and may include added chemical fertilizers or water-retaining crystals. Specialized blends cater to various plants like succulents, orchids, roses, cacti, or for seed-starting (HGTV).
Feature | Potting Soil |
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Composition | Sphagnum moss, bark, perlite, vermiculite, compost, or coir |
Characteristics | Sterile, well-draining, may contain fertilizers and water-retaining crystals |
Suitable for | Potted plants, specific plant blends available |
Use | Containers only, not recommended for garden beds |
Prevention | Avoids plant pathogens |
Garden Soil Characteristics
Garden soil, also known as topsoil, is enriched with compost and organic matter, making it nutritious for plants with a heavier texture that retains water longer than potting soil. While it is cheaper than potting soil, it lacks ingredients like perlite, vermiculite, or moss, which are crucial for drainage in containers. Garden soil is an affordable option for enriching soil in gardens and flower beds and can be used as an ingredient in homemade potting soil mixes to add nutrients and create a well-draining medium suitable for container gardening.
Feature | Garden Soil |
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Composition | Soil enriched with compost and organic matter |
Characteristics | Heavier texture, retains water, lacks vermiculite or perlite |
Suitable for | Gardens, flower beds |
Use | Not recommended for containers due to poor drainage |
Cost | More affordable compared to potting soil |
Compost Benefits
Compost is a valuable addition to both garden soil and potting mixes, enriching the soil with essential nutrients. Bagged compost, available at garden centers and nurseries, is slightly more expensive due to packaging and shipping costs but offers convenience and ease of use (HGTV).
Feature | Benefits of Compost |
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Composition | Decomposed organic matter |
Characteristics | Nutrient-rich, improves soil structure, enhances water retention |
Suitable for | Both garden soil and potting mixes |
Cost | Slightly higher due to packaging and convenience |
Choosing the right soil for your philodendron is essential for its health and growth. Potting soil is ideal for container gardening, providing a sterile and well-draining environment, while garden soil is best suited for outdoor beds. Compost enhances both types by supplying vital nutrients. For more plant care tips and information, explore our articles on philodendron plant care and indoor plant selection.
Light and Temperature Needs
Understanding the light and temperature needs of your philodendron is crucial for ensuring it thrives indoors. Providing the right environment can prevent common issues and promote healthy growth.
Light Requirements
Your philodendron requires bright, indirect light to grow at its best. Insufficient light can cause the plant’s growth to slow down. Stems may grow while leaves don’t, indicating the plant is searching for more light, leading to leggy growth. If natural light is limited, the plant can be moved to a sunnier spot or provided with a grow light.
Light Condition | Effect on Philodendron |
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Bright, indirect light | Optimal growth and lush foliage |
Low light | Slow growth, leggy stems |
Maintaining proper light conditions can also prevent issues such as philodendron plant leaves turning yellow.
Temperature Sensitivity
Cold temperatures can impact a philodendron, causing it to shed smaller leaves and droop bigger ones if the temperature drops below 12°C (approximately 54°F) (Plants for all Seasons). It’s advised to move the plant away from cold drafts, open windows, and air conditioning vents.
Temperature Condition | Effect on Philodendron |
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Above 15°C (59°F) | Healthy growth and vitality |
Below 12°C (54°F) | Drooping leaves, slow growth |
To protect your philodendron from cold, you can use gardening fleece or relocate the plant to a warmer spot during winter. Ensuring the correct temperature can prevent problems like philodendron plant brown tips and philodendron plant drooping leaves.
For additional information on caring for your philodendron under specific conditions, explore our articles on philodendron plant growth rate and philodendron plant how to care.
Indoor Plant Pot Selection
Pot Size Considerations
Choosing the right pot size is critical for the health and growth of your philodendron plant. Selecting a pot that is neither too small nor too large ensures balanced moisture levels and proper root development (Decker’s Nursery).
A pot that’s too small can cause the soil to dry out quickly, leading to dehydration and nutrient deficiencies. Conversely, an oversized pot can retain excess water, risking mold growth and root rot. For standard indoor plants, pots typically range from two to thirty inches in diameter, though common sizes for indoor plants are two, three, five, and seven inches.
Recommended Pot Sizes by Plant Growth Stage
Plant Stage | Pot Diameter Increase |
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Seedling/Young Plant | 2-3 inches |
Mature Plant (diameter < 10 inches) | +1-2 inches |
Mature Plant (diameter > 10 inches) | +2-3 inches |
When repotting, it’s advisable to use a pot that is at least one inch wider than the current diameter of the plant’s root system, or wider if rapid growth is expected. For plants transitioning from a container ten inches in diameter or less, a one to two-inch increase in pot size may be necessary. Meanwhile, for larger containers over ten inches, a two to three-inch increase is recommended (Decker’s Nursery).
Aesthetics and Functionality
When picking a pot for your philodendron, aesthetics and functionality should harmonize. The pot should enhance the visual appeal of your indoor space while meeting the horticultural needs of the plant.
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Material: Potted plant roots grow towards the sides of the pot as they develop, responding to their environment. Choose materials that support this growth.
- Plastic: Lightweight and available in various colors and styles.
- Terracotta/Ceramic: Porous and breathable, though heavier and often more aesthetically pleasing.
- Metal/Glass: Stylish but less practical for root health due to imbalanced moisture retention.
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Drainage: Proper drainage is essential to avoid waterlogging and root rot. Ensure pots have adequate drainage holes. You can use decorative outer pots that don’t have drainage holes as cachepots.
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Style Compatibility: Match the style of the pot with both the foliage and the décor of your home. Sleek, modern pots are often suited for minimalist homes, while rustic or vintage pots might complement more classic or eclectic interiors.
For more information about caring for philodendrons and selecting the appropriate pots, explore our other articles on philodendron plant care outdoors and philodendron plant how to care. Additionally, tips on dealing with common plant issues can be found in philodendron plant leaves turning yellow and philodendron plant brown spots.