Sycamore vs. Cedar for Deck - What is The Difference?

Last Updated May 21, 2025

Sycamore wood offers exceptional durability and a smooth finish for decking, while cedar provides natural resistance to decay and insect damage with a rich aroma. Sycamore's dense grain ensures long-lasting stability, whereas cedar's lightweight and softer texture allow easier installation and maintenance.

Table of Comparison

Feature Sycamore Cedar
Durability Moderate, prone to wear High, naturally resistant to decay
Water Resistance Low, needs sealing High, naturally water-resistant
Appearance Light color, smooth grain Reddish tone, distinct aroma, straight grain
Maintenance Requires regular sealing and staining Low, occasional cleaning and sealing
Cost Lower Higher
Hardness (Janka) 1,410 900
Environmental Impact Sustainable with managed sources Eco-friendly, often sourced from sustainable forests

Introduction to Sycamore and Cedar as Decking Materials

Sycamore decking offers a durable and dense hardwood option with moderate resistance to decay and a smooth, attractive grain, making it suitable for outdoor use with proper sealing. Cedar is renowned for its natural resistance to rot, insects, and weathering, featuring a lightweight structure and rich aroma that enhance deck longevity and comfort. Both woods provide unique aesthetic and functional benefits, but cedar's inherent durability often makes it a preferred choice in decking applications.

Wood Characteristics: Sycamore vs Cedar

Sycamore wood is dense and heavy, featuring a coarse texture with interlocking grain that resists splitting, making it durable but requiring careful sealing for outdoor decks. Cedar is lightweight and naturally resistant to decay and insect damage due to its high content of natural oils, providing excellent weather resistance and dimensional stability for deck construction. Both woods offer unique aesthetics, with sycamore presenting a pale, creamy color and cedar showcasing rich reddish-brown hues that age to a silvery gray outdoors.

Durability and Lifespan Comparison

Sycamore wood typically offers moderate durability with an average lifespan of 15 to 20 years when used for decking, but it is more susceptible to moisture and insect damage compared to cedar. Cedar is renowned for its superior natural resistance to decay, insects, and rot, often lasting 25 to 30 years or more with proper maintenance. The inherent oils in cedar wood contribute significantly to its longer lifespan and enhanced durability in outdoor environments, making it a preferred choice for deck construction.

Resistance to Rot and Insects

Sycamore wood exhibits moderate resistance to rot and insect damage but is generally less durable than cedar in outdoor deck applications. Cedar is naturally rich in oils and tannins that provide exceptional resistance to decay and insect infestations, making it a preferred choice for long-lasting, low-maintenance decks. For enhanced durability and lower maintenance costs, cedar decks outperform sycamore in environments prone to moisture and pests.

Aesthetic Differences: Color and Grain

Sycamore decks showcase a light, creamy color with subtle, wavy grain patterns that create a smooth and uniform appearance. Cedar offers a rich reddish-brown hue with pronounced, straight grains and natural knots, providing a warm, rustic charm. The color stability of cedar helps maintain its aesthetic appeal over time, while sycamore's lighter tone lends a modern, airy ambiance to outdoor spaces.

Maintenance Requirements for Each Wood

Sycamore decks demand frequent sealing and staining to prevent moisture damage and maintain their light color, while cedar requires regular cleaning and annual application of preservatives to resist decay and insect infestation. Cedar's natural oils provide greater resistance to rot and insects, reducing the frequency of maintenance compared to sycamore's porous structure, which absorbs water more readily. Both woods benefit from periodic inspection and prompt repair of any cracks or splinters to extend deck longevity.

Cost Analysis: Sycamore vs Cedar Decking

Sycamore decking generally costs less than cedar, with sycamore priced around $3 to $5 per square foot compared to cedar's typical $4 to $7 per square foot, making sycamore a more budget-friendly option. Cedar's natural resistance to rot and insects often reduces long-term maintenance expenses, whereas sycamore may require more frequent sealing or treatment to ensure durability. Evaluating initial material costs alongside potential maintenance and replacement expenses is crucial for an accurate cost analysis between sycamore and cedar decking.

Environmental Impact and Sustainability

Sycamore and cedar differ significantly in environmental impact and sustainability for decking projects. Sycamore is a fast-growing hardwood often sourced locally, reducing carbon footprint and supporting sustainable forestry practices, while cedar, especially Western Red Cedar, is valued for its natural resistance to decay but may involve longer growth cycles and limited regional availability. Selecting certified sustainable lumber, such as FSC-certified sycamore or cedar, ensures responsible harvesting and promotes eco-friendly deck construction.

Installation Considerations

Sycamore wood is denser and harder, requiring pre-drilling and high-quality stainless steel fasteners to prevent splitting during deck installation. Cedar's natural softness and straight grain allow for easier cutting and nailing, making it more user-friendly for DIY projects and quicker installation times. Moisture resistance in cedar reduces the need for sealants, whereas sycamore decking often requires thorough sealing to maintain durability and prevent warping.

Best Uses: Which Wood Suits Your Decking Needs?

Sycamore offers a fine, uniform texture that is ideal for smooth, visually appealing decking but is less resistant to moisture and decay compared to cedar. Cedar excels in outdoor durability, naturally repelling insects and resisting rot, making it a superior choice for weather-exposed decks. For long-lasting, low-maintenance decking, cedar is preferable, while sycamore suits indoor or sheltered decks where aesthetics are prioritized.

Sycamore vs. Cedar for Deck - What is The Difference?

Infographic: Sycamore vs Cedar for Deck



About the author. Kakani is a respected author and expert in materials for industrial and manufacturing applications. With years of experience in both research and industry.

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The information provided in this document is for general informational purposes only and is not guaranteed to be complete. While we strive to ensure the accuracy of the content, we cannot guarantee that the details mentioned are up-to-date or applicable to all scenarios. Topics about Sycamore vs Cedar for Deck are subject to change from time to time.

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