02 April 2019, Berlin: Dried hemp buds can be seen in a glass jar with the inscription "Hemp Buds raw, conform EU Regulation" at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on the packaging of an exhibitor's stand with the inscription "Save the environment with hemp". Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds can be seen in a glass jar with the inscription "Hemp Buds raw, conform EU Regulation" at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds can be seen in a glass jar at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud can be found at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds are exhibited at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds are exhibited at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on a packaging with the inscription "Where hemp grows, he helps" at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on the packaging of an exhibitor's stand with the inscription "Save the environment with hemp". Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds and other hemp products will be on display at the International Cannabis Business Conference ICBC at an exhibitor's stand on a packaging with the inscription "Where hemp grows, he helps". Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds are exhibited at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud can be found at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on a packaging with the inscription "Where hemp grows, it helps" at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on a packaging with the inscription "Where hemp grows, it helps" at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: "Cannabis" and "Made in Austria" are on display at the International Cannabis Business Conference ICBC at an exhibitor's stand at a stand where hemp is offered as aroma products in various flavours. The Austrian company Mawu offers cannabis flowers for smoking. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: "Cannabis" and "Made in Austria" are on display at the International Cannabis Business Conference ICBC at an exhibitor's stand at a stand where hemp is offered as a flavour product in various flavours. The Austrian company Mawu offers cannabis flowers for smoking. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: At the International Cannabis Business Conference ICBC, dried hemp buds are lying on the packaging of an exhibitor's stand with the inscription "Save the environment with hemp". Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: Dried hemp buds can be seen in a glass jar with the inscription "Hemp Buds raw, conform EU Regulation" at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud can be found at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB

02 April 2019, Berlin: A dried hemp bud can be found at the International Cannabis Business Conference ICBC at an exhibitor's stand. Photo: Jens Kalaene/dpa-Zentralbild/ZB