Composter

The Composter is a feature in that allows the player to create Compost. The Composter takes 10 minutes to create each, consuming  and  Machine Fuel in the process, but these values can be improved by upgrading the Composter.

Organic Matter
When inserted into the Composter, certain items can be converted into Organic Matter. Items cannot be taken out of the Composter once they have been inserted. is needed to make each, excluding upgrades. The best item to buy from the Bazaar for making is currently  at  per.

The following table gives the value for all known compostable items. All values below are exact. For example, Potatoes are worth exactly 0.33 organic matter, not 1/3. Note that a Tightly-Tied Hay Bale or Condensed Fermento can only be used with sufficient Composter upgrades because they are worth more than the base limit of.

Upgrades
There are 5 Composter Upgrades available for the Composter.
 * Composter Speed (requires ): Increases Composter production speed by per tier. The maximum speed is, or . Without the Multi Drop upgrade, each tier of this upgrade increases the Composter's production rate by 1.2 Compost per hour.
 * Multi Drop (requires ): When Compost is produced, grants a chance per tier to produce an extra one. The maximum chance is . Without the Composter Speed upgrade, each tier of this upgrade increases the Composter's production rate by 0.18 Compost per hour on average.
 * Fuel Cap (requires ): Increases the maximum Machine Fuel that the Composter can hold by per tier. Including the base value, the maximum limit is  Machine Fuel.
 * Organic Matter Cap (requires ): Increases the maximum amount of that can be stored by  per tier. Including the base value, the maximum limit is.
 * Cost Reduction (requires ): Reduces the amount of and Machine Fuel required to produce Compost by  per tier. The maximum reduction is, which results in the consumption of  Organic Matter and  Machine Fuel per Compost.

A Composter with all Composter Upgrades maxed out would produce exactly 63 Compost per hour. For each hour, it would consume  and  Machine Fuel. It could run for 2 hours and 51.4 minutes before running out of, making exactly 180 Compost in that time. Even with the Organic Matter Cap upgrade maxed out, the last 19 tiers of the Fuel Cap upgrade will not extend the amount of time the Composter can run unattended.

The table below gives the cost for each Composter Upgrade. The columns labeled Copper and Rare Crop Cost are the amount of and Rare Crops needed to increase one of the upgrades to that tier. This cost is the same for each of the upgrades at that tier. The other columns are costs that only apply to the Composter Upgrade shown in the column heading.

The total raw material cost to max out all Composter Upgrades is given below. Excluding the, these materials would sell to Merchant NPCs for.