28 Pa. Code § 1211a.36 – Sale or exchange.

(a) The grower/processor of an approved clinical registrant may sell or exchange the following items to another grower/processor:
1. (1) Seeds.
2. (2) Immature medical marijuana plants.
3. (3) Medical marijuana plants.
4. (4) Medical marijuana products.
(b) The grower/processor of an approved clinical registrant may sell its medical marijuana products to any dispensary.