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Amazon.com : 2 lbs xGarden LECA Expanded Clay Pebbles - Horticultural Grade for Soil Hydroponics Aquaponics : Patio, Lawn & Garden
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Amazon.com : Malifea 2LBS Leca Expanded Clay Pebbles Hydroponics Supplies for Indoor Garden Plants : Patio, Lawn & Garden
![Am I doing this pebble tray thing right? All the other pics I've seen use river rocks but I had a big bag of these clay pebbles at home so thought I'd Am I doing this pebble tray thing right? All the other pics I've seen use river rocks but I had a big bag of these clay pebbles at home so thought I'd](https://i.redd.it/hf832phkzvj41.jpg)