A home grower will see no benefit to power saving at such a small scale. This is more a technique for greedy commercial guys at scale.

A small clone/seedling can not drink very much water. No matter the container size. About 98-99% of the water they pull up through their roots is released back into the air through their leaves. Limiting root space limits plant structure. Branches form thin instead of gaining girth after becoming rootbound. Yield comes from stem thickness.…

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Growers who irrigate coco multiple times a day are usually root bound in a small pot. Nothing to brag about. 😉 Watering is relevant to the pot size, root mass and foliage density.