I run the same cloner

1 minute on, 4 minutes off

Tap water and nothing else PH'd to somewhere between 5.8 and 6.0.

Doest matter much about the cutting size, or shape. Every cutting ever put in the thing has sprouted roots sooner or later. 7 or 8 days seems the average.

Just wait, they are coming.

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Southern Colorado Medical Marijuana
Providing No Cost Meds to our patients in Colorado Springs