What week in flowering to start bloom fertilizer.

Discussion in 'Growing Marijuana Outdoors' started by Marita Derksen, Jul 27, 2019.

  1. I have outdoor feminized white widow just starting to show her white hairs. When should I start using bloom fertilizer? Any answers are much appreciated.

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  2. I personally begin my bloom fert as soon as I see signs of flowering
  3. How about 10-40-25?

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