Since 1996 · Grow questions answered
Ask the growers who have seen it all.
Real customer questions from our helpdesk, answered by Jan van Amsterdam and the AMS grow team. From your first seed to your harvest.
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Your grow, from seed to harvest
Who answers your questions
Jan van Amsterdam, founder of AMS
Over 30 years in cannabis, and founder of AMS in 1996. Every answer here comes from our own experience and real helpdesk conversations, plus named research sources where we cite them.
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Amsterdam Marijuana Seeds · since 1996Growing laws differ per country. Check your local rules.