Pumpkin Seeds are planted in the fall and take 13 days to mature. They can be purchased from a local store or obtained by placing a pumpkin in a seed maker. Once harvested, pumpkins can be sold, used in recipes, or given as gifts to villagers. Additionally, a giant pumpkin might grow if seeds are planted in a 3x3 grid, offering a large quantity of pumpkins when harvested.
The item ID for Pumpkin Seeds is 490
This ID will work on PC/Mac (Steam), PS4, PS5, XBOX One, and Nintendo Switch.
Spawning items in Stardew Valley is a little unsual and is not done with commands. You will need to utilize what is called a cheat to set your character's or animal name to the item id. To do this you cannot use just the item id, you will need to surround the item id with brackets. Ex. [490]
Spawning Using the Animal MethodTo spawn Pumpkin Seeds while using an animal, you will need to head over to Marine's Ranch and purchase an animal. Once you have have an animal chosen, name the animal with the item id with brackets like this [490] and you will receive the Pumpkin Seeds item. This method can be done using an existing character and is convenient but will cost some gold every time you want an item.
Spawning Using the Character MethodTo spawn Pumpkin Seeds while using a character, you will need to create a new character and name it with the item id with brackets like this [490]. You will then receive the Pumpkin Seeds item when you speak to a villager. This method is easy and free but cannot be performed on an existing character and you will be stuck with that name unless its edited.