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Poor Bract Color or No Blooming
Plant disease guide · TerraceFarming
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What causes Poor Bract Color or No Blooming?
Insufficient darkness during the short-day period, too much artificial light at night, or inadequate nutrition can prevent vibrant bract coloration and blooming.
How to treat Poor Bract Color or No Blooming
Provide 12-14 hours of complete darkness daily for 8-10 weeks starting in late September or early October, and use an organic bloom-boosting fertilizer.
How to prevent Poor Bract Color or No Blooming
Ensure strict adherence to the darkness schedule and feed with organic fertilizers rich in phosphorus and micronutrients before and during the blooming period.
Crops commonly affected
Related questions
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