Storing Seeds Marijuana Horticulture by Jorge Cervantes Store seeds in a cool, dark, dry place. Make sure to label containers! Some seeds will remain viable for five years or longer…

Seedlings Marijuana Horticulture by Jorge Cervantes When a seed sprouts, the white taproot emerges. Soon afterward, the cotyledon, also known as seed or seedling leaf, appears. The seed leaves spread…

Grow More Females from Seed Marijuana Horticulture by Jorge Cervantes Environmental factors start influencing sex the moment the seedling has three pair of true leaves (not counting cotyledons). Environmental factors…

Direct Seed Germination Marijuana Horticulture by Jorge Cervantes One of the problems with rockwool an be that the seeds heave out before germinating. this is why it is best to…

Pre-Soaking Seeds in Water Marijuana Horticulture by Jorge Cervantes Soak seeds overnight in a glass of water. make sure seeds get good and wet so growth is activated. Do not…

Air (Oxygen) Marijuana Horticulture by Jorge Cervantes Seeds need air to germinate. Moist, soggy growing mediums will cut off oxygen supplies and the seed will literally drown. Seeds germinate poorly…

Temperature Marijuana Horticulture by Jorge Cervantes Cannabis seeds grow best at 78F (25C). Low temperatures delay germination. High temperatures upset seed chemistry causing poor germination. Seeds germinate best under the…

Water Marijuana Horticulture by Jorge Cervantes Soaking seeds in water allows moisture to penetrate the protective seed shell within minutes. Once inside, moisture continues to wick in to activate the…

Germination Marijuana Horticulture by Jorge Cervantes Cannabis seeds need only water, heat, and air to germinate. They do not need extra hormones to germinate. Seeds sprout without light in a…

Seeds Marijuana Horticulture by Jorge Cervantes Explosive growth of the seed breeders and legal seed sales in the Netherlands, the United Kingdom, Canada, France, Switzerland, Spain, etc, has given way…

Cannabis Afghanica Marijuana Horticulture by Jorge Cervantes Cannabis afghanica (= C. sativa var. afghanica) originated near present day Afghanistan. It is quite short, seldom reaching six feet, with distinctive, broad,…

Cannabis Ruderalis Marijuana Horticulture by Jorge Cervantes Cannabis ruderalis (= C. sativa var. spondanea) was first brought to Amsterdam from Central Europe in the early 1980s by the Seed Bank…

Cannabis Indica Marijuana Horticulture by Jorge Cervantes Cananbis indica (= C. sativa var. indica) originated in Pakistan and India. Indica is prized by indoor growers and breeders for its squat,…

Cannabis Sativa Marijuana Horticulture by Jorge Cervantes Cannabis sativa (= C. sativa var. sativa), originated predominately in Asia, the Americas, and Africa. Each area of rigin has specific characteristics, but…

Cannabis Strains Marijuana Horticulture by Jorge Cervantes Technically and legally, all cannabis, whether rope or dope, is classified as Cannabis sativa. Regardless of origin, all cannabis is considered Cannabis sativa…