Hydroponics / HARRIS / Two pound bag of expanded clay pebbles
HARRIS

Two pound bag of expanded clay pebbles

Data updated 2026-09-13

This catalog entry features a 2.5lb bag of expanded clay pebbles, a lightweight aggregate used for various gardening applications. These pebbles are created by heating clay to high temperatures, causing it to expand and become porous. This makes them an excellent medium for both indoor and outdoor plants that require good drainage and aeration.

The pebbles are commonly used in hydroponic systems to support plant stems while allowing roots to grow freely through the gaps. Because they do not compact over time, they ensure that oxygen can always reach the root zone. They can also be used as a decorative top dressing for potted plants or as a drainage layer at the bottom of containers.

These clay pebbles are easy to handle and can be washed and reused multiple times. They are chemically inert, so they will not alter the nutrient profile of the soil or water they are placed in. This small bag is a convenient size for hobbyists who need a reliable substrate for a few indoor pots or a small hydroponic setup.

Two pound bag of expanded clay pebbles
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HARRIS
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Affordable Leca clay pebbles

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