hempbuzz United States (US) 291 Questions 5 Answers 0 Best Answers 39 Points View Profile 0 hempbuzz Asked: February 11, 20202020-02-11T14:06:47-05:00 2020-02-11T14:06:47-05:00In: Farming and Gardening About how much water does hemp plants need? 0 About how much water does hemp plants need? hemp plantwater Share Facebook 2 Answers Voted Oldest Recent CrayM 0 Questions 311 Answers 0 Best Answers 656 Points View Profile CrayM 2020-05-03T20:16:04-04:00Added an answer on May 3, 2020 at 8:16 pm Depending on the climate, a lot, especially in peak season. They can need up to 5 gallons a day, per plant, or as little as 3 gallons. If in drier soil I would definitely recommend you install irrigation to hemp plants as this could become a tedious process. 0 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Moogdummy 0 Questions 246 Answers 0 Best Answers 521 Points View Profile Moogdummy 2020-05-04T09:31:39-04:00Added an answer on May 4, 2020 at 9:31 am Based on a simple google search, it apparently might need more than other plants require. It would make sense, considering it is an aggressive weed if left alone to its own devices. But then as you read further, you realize that it’s indeed a crop that enjoys hot and sunny weather. I think hemp is one of the hardiest plants around. That doesn’t mean that it can handle over-watering. It is a plant, after all. 0 Reply Share Share Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Leave an answerCancel replyYou must login to add an answer. Username or email* Password* Captcha* Remember Me! Forgot Password?