No Man's Sky Wiki
The subject of this article is from the Frontiers update.
The information from this article is up-to-date as of 15 February, 2022.
Marrow Bulb
Marrow Bulb
Category Flora
Type Harvested Agricultural Substance
Rarity Uncommon
Blueprint Value 41.0 Units.png
Symbol Bu
Updated Origins

Marrow Bulb is a resource.


Marrow Bulb (BU) is a resource and one of the Harvested Agricultural Substance flora elements.

Game description[]

A glowing organic bulb, harvested from the Cave Marrow plant found growing underground.

The Cave Marrow has proved resistant to domestication, and no farmable cultivars are known to exist. As such, marrow bulbs must be harvested by hand in the wild.


It can be harvested from Cave Marrows that can be found in caves.

Marrow Bulb can be refined using a Refiner with the following ingredients:

  • SUBSTANCE.CAVE.1.png Cobalt x1  +  GAS.1.png Nitrogen x1  →  SUBSTANCE.PLANT.CAVE.png Marrow Bulb x1  ("Encourage Growth", 0.6 sec./unit output)
  • SUBSTANCE.CREATURE.1.png Mordite x1  +  SUBSTANCE.CATALYST.2.png Sodium Nitrate x1  →  SUBSTANCE.PLANT.CAVE.png Marrow Bulb x4  ("Fertilizer Synthesis", 0.9 sec./unit output)
  • SUBSTANCE.CREATURE.1.png Mordite x1  +  SUBSTANCE.CATALYST.1.png Sodium x2  →  SUBSTANCE.PLANT.CAVE.png Marrow Bulb x3  ("Fertilizer Synthesis", 0.9 sec./unit output)



Marrow Bulb is not used as an ingredient for crafting.


Marrow Bulb is used as an ingredient for refining the following products using a Refiner:


Marrow Bulb is used as an ingredient for cooking the following products using a Nutrient Processor:

Additional information[]

Release history[]

  • Foundation - Added as a resource.
  • Atlas Rises - Renamed from Antrium (An) to Marrow Bulb.
  • NEXT - Can be refined as well as harvested.
  • NEXT 1.65 - Hidden changes: Mordite (x1) + Marrow Bulb (x1) cannot be used to further refine Marrow Bulb (x4).
  • Visions - Hidden changes: The information panel has an additional icon indicating its purpose.