By continuing to use the website or clicking Accept you consent to our cookies and personal data policy and confirm that you are at least 18 year old. For details please see Privacy Policy and Terms
@jamjam887766,
That's it. The idea is to wash out any residual fertilizer chemicals. Usually 2 or 3 waterings does the trick. I break off a fan leaf before the flush to check the taste, then another after to make sure I don't taste any chemicals.