# Seaweed - Stage 2 (technology)

internal name `seaweed-mk02` · tier 2 (Logistic science pack, [tier 2](https://factorio.kalzumeus.com/tier/2.md))
HTML page: https://factorio.kalzumeus.com/tech/seaweed-mk02/

## Cost

400 units of (1 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 2 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 3 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 60 s each.

## Requires (2)

- [Fertilizer - Stage 1](https://factorio.kalzumeus.com/tech/fertilizer-mk01.md)
- [Molybdenum processing](https://factorio.kalzumeus.com/tech/molybdenum-processing.md)

## Leads to (2)

- [Seaweed - Stage 3](https://factorio.kalzumeus.com/tech/seaweed-mk03.md)
- [Seaweed upgrade](https://factorio.kalzumeus.com/tech/seaweed-upgrade.md)

## Unlocks (2 recipes)

### Seaweed (`seaweed-2`)

- 40 s · tier 2 · productivity modules allowed
- Ingredients: 100 × [Saline water](https://factorio.kalzumeus.com/fluid/water-saline.md), 100 × [Carbon dioxide](https://factorio.kalzumeus.com/fluid/carbon-dioxide.md), 2 × [Limestone](https://factorio.kalzumeus.com/item/limestone.md)
- Results: 20 × [Seaweed](https://factorio.kalzumeus.com/item/seaweed.md)
- Made in: Seaweed crop facility MK 01, Seaweed crop facility MK 02, Seaweed crop facility MK 03, Seaweed crop facility MK 04
- Unlocked by: [Seaweed - Stage 2](https://factorio.kalzumeus.com/tech/seaweed-mk02.md)

### Seaweed MK 02 (`seaweed-mk02`)

- 25 s · tier 2
- Ingredients: 200 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 5 × [Molybdenum trioxide (MoO3)](https://factorio.kalzumeus.com/item/molybdenum-oxide.md), 1 × [Fertilizer](https://factorio.kalzumeus.com/item/fertilizer.md), 5 × [Seaweed](https://factorio.kalzumeus.com/item/seaweed.md)
- Results: 1 × [Seaweed MK 02](https://factorio.kalzumeus.com/item/seaweed-mk02.md)
- Made in: Seaweed crop facility MK 01, Seaweed crop facility MK 02, Seaweed crop facility MK 03, Seaweed crop facility MK 04
- Unlocked by: [Seaweed - Stage 2](https://factorio.kalzumeus.com/tech/seaweed-mk02.md)