Pre-FlowersReddMarch 12, 2024 Sex parts that show up on a cannabis plant before flowering. Pre-flowers can be used to determine the sex of a plant in plants only 3-6 weeks old! Similar Terms Pre-buds Pre-flowers Pre-calyxes Pre-pistils Pre-sexing Similar Articles to Read... Autoflower Week By Week Pictures: Life Cycle GuideIn-Depth Journey into Organic Super Soil: All You Need to KnowWhat Are The Best Cheap LED Grow Lights For Growing Cannabis?Choosing the Right Equipment for VPD Monitoring115 Best Weed Strains of All TimeVPD in Hydroponics: Maximizing Growth Potential