diff --git a/src/main.ts b/src/main.ts
index 6156ded2..dc7c9e53 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -47,6 +47,7 @@ export const schema = new Schema<TSONDBTypes>(
     Types.BandageOrRemedy,
     Types.Bannzeichen,
     Types.Beutelzauber,
+    Types.Biome,
     Types.BlessedTradition,
     Types.Blessing,
     Types.Book,
@@ -97,6 +98,7 @@ export const schema = new Schema<TSONDBTypes>(
     Types.Guideline,
     Types.HairColor,
     Types.Haubenzauber,
+    Types.HerbalAid,
     Types.HomunculusType,
     Types.IlluminationLightSource,
     Types.IlluminationRefillOrSupply,
@@ -133,6 +135,7 @@ export const schema = new Schema<TSONDBTypes>(
     Types.PatronCategory,
     Types.PersonalityTrait,
     Types.PlayerType,
+    Types.Plant,
     Types.Poison,
     Types.Profession,
     Types.Property,
diff --git a/src/types/_AlternativeNames.ts b/src/types/_AlternativeNames.ts
index 490da90f..03c365e9 100644
--- a/src/types/_AlternativeNames.ts
+++ b/src/types/_AlternativeNames.ts
@@ -1,4 +1,5 @@
 import * as DB from "tsondb/schema/dsl"
+import { LanguageIdentifier } from "./_Identifier.js"
 
 export const AlternativeName = DB.TypeAlias(import.meta.url, {
   name: "AlternativeName",
@@ -12,5 +13,9 @@ export const AlternativeName = DB.TypeAlias(import.meta.url, {
         comment: "The region where this alternative name is used.",
         type: DB.String({ minLength: 1 }),
       }),
+      language: DB.Optional({
+        comment: "The language of that alternative name if any.",
+        type: LanguageIdentifier(),
+      }),
     }),
 })
diff --git a/src/types/_Identifier.ts b/src/types/_Identifier.ts
index 57c37090..db15652d 100644
--- a/src/types/_Identifier.ts
+++ b/src/types/_Identifier.ts
@@ -15,7 +15,7 @@ import { CloseCombatTechnique, RangedCombatTechnique } from "./CombatTechnique.j
 import { Condition } from "./Condition.js"
 import { Continent } from "./Continent.js"
 import { Culture } from "./Culture.js"
-import { DerivedCharacteristic } from "./DerivedCharacteristic.ts"
+import { DerivedCharacteristic } from "./DerivedCharacteristic.js"
 import { Disadvantage } from "./Disadvantage.js"
 import { Disease } from "./Disease.js"
 import { Element } from "./Element.js"
@@ -32,6 +32,7 @@ import { Container } from "./equipment/item/Container.js"
 import { Elixir } from "./equipment/item/Elixir.js"
 import { EquipmentOfBlessedOnes } from "./equipment/item/EquipmentOfBlessedOnes.js"
 import { GemOrPreciousStone } from "./equipment/item/GemOrPreciousStone.js"
+import { HerbalAid } from "./equipment/item/HerbalAid.js"
 import { IlluminationLightSource } from "./equipment/item/IlluminationLightSource.js"
 import { IlluminationRefillOrSupply } from "./equipment/item/IlluminationRefillOrSupply.js"
 import { Jewelry } from "./equipment/item/Jewelry.js"
@@ -42,10 +43,12 @@ import { MagicalArtifact } from "./equipment/item/MagicalArtifact.js"
 import { MusicalInstrument } from "./equipment/item/MusicalInstrument.js"
 import { Newspaper } from "./equipment/item/Newspaper.js"
 import { OrienteeringAid } from "./equipment/item/OrienteeringAid.js"
+import { Plant } from "./equipment/item/Plant.js"
 import { Poison } from "./equipment/item/Poison.js"
 import { RopeOrChain } from "./equipment/item/RopeOrChain.js"
 import { Stationery } from "./equipment/item/Stationery.js"
 import { ArmorType } from "./equipment/item/sub/ArmorType.js"
+import { Biome } from "./equipment/item/sub/Biome.js"
 import { Reach } from "./equipment/item/sub/Reach.js"
 import { ThievesTool } from "./equipment/item/ThievesTool.js"
 import { ToolOfTheTrade } from "./equipment/item/ToolOfTheTrade.js"
@@ -53,11 +56,11 @@ import { TravelGearOrTool } from "./equipment/item/TravelGearOrTool.js"
 import { Vehicle } from "./equipment/item/Vehicle.js"
 import { Weapon } from "./equipment/item/Weapon.js"
 import { WeaponAccessory } from "./equipment/item/WeaponAccessory.js"
-import { WorkingSupernaturalCreature } from "./equipment/item/WorkingSupernaturalCreature.ts"
+import { WorkingSupernaturalCreature } from "./equipment/item/WorkingSupernaturalCreature.js"
 import { ExperienceLevel } from "./ExperienceLevel.js"
 import { EyeColor } from "./EyeColor.js"
 import { HairColor } from "./HairColor.js"
-import { Influence } from "./Influence.ts"
+import { Influence } from "./Influence.js"
 import { Curriculum, Guideline, LessonPackage } from "./Lessons.js"
 import { LiturgicalChant } from "./LiturgicalChant.js"
 import { AnimistPower } from "./magicalActions/AnimistPower.js"
@@ -187,6 +190,7 @@ export const AttributeIdentifier: () => R = () => R(Attribute)
 export const BandageOrRemedyIdentifier: () => R = () => R(BandageOrRemedy)
 export const BannzeichenIdentifier: () => R = () => R(Bannzeichen)
 export const BeutelzauberIdentifier: () => R = () => R(Beutelzauber)
+export const BiomeIdentifier: () => R = () => R(Biome)
 export const BlessedTraditionIdentifier: () => R = () => R(BlessedTradition)
 export const BlessingIdentifier: () => R = () => R(Blessing)
 export const BookIdentifier: () => R = () => R(Book)
@@ -238,6 +242,7 @@ export const GoblinRitualIdentifier: () => R = () => R(GoblinRitual)
 export const GuidelineIdentifier: () => R = () => R(Guideline)
 export const HairColorIdentifier: () => R = () => R(HairColor)
 export const HaubenzauberIdentifier: () => R = () => R(Haubenzauber)
+export const HerbalAidIdentifier: () => R = () => R(HerbalAid)
 export const IlluminationLightSourceIdentifier: () => R = () => R(IlluminationLightSource)
 export const IlluminationRefillOrSupplyIdentifier: () => R = () => R(IlluminationRefillOrSupply)
 export const InfluenceIdentifier: () => R = () => R(Influence)
@@ -278,6 +283,7 @@ export const PactTypeIdentifier: () => R = () => R(PactType)
 export const PatronCategoryIdentifier: () => R = () => R(PatronCategory)
 export const PatronIdentifier: () => R = () => R(Patron)
 export const PersonalityTraitIdentifier: () => R = () => R(PersonalityTrait)
+export const PlantIdentifier: () => R = () => R(Plant)
 export const PlayerTypeIdentifier: () => R = () => R(PlayerType)
 export const PoisonIdentifier: () => R = () => R(Poison)
 export const ProfessionIdentifier: () => R = () => R(Profession)
diff --git a/src/types/equipment/item/HerbalAid.ts b/src/types/equipment/item/HerbalAid.ts
new file mode 100644
index 00000000..791089b3
--- /dev/null
+++ b/src/types/equipment/item/HerbalAid.ts
@@ -0,0 +1,63 @@
+import * as DB from "tsondb/schema/dsl"
+import { src } from "../../source/_PublicationRef.js"
+import { NestedTranslationMap } from "../../Locale.js"
+import { WeaponIdentifier, ArmorIdentifier } from "../../_Identifier.js"
+import { EffectType } from "./_Herbary.js"
+
+export const HerbalAid = DB.Entity(import.meta.url, {
+  name: "HerbalAid",
+  namePlural: "HerbalAids",
+  type: () =>
+    DB.Object({
+      types: DB.Required({
+        comment: "The plant types this aid belongs to.",
+        type: DB.Array(DB.IncludeIdentifier(EffectType), { minItems: 1, uniqueItems: true }),
+      }),
+      crafting_difficulty: DB.Required({
+        comment: "The difficulty for this aid to craft.",
+        type: DB.Integer(),
+      }),
+      combatUse: DB.Optional({
+        comment: "The armor or weapon this herbal aid represents.",
+        type: DB.IncludeIdentifier(HerbalAidCombatUse),
+      }),
+      src,
+      translations: NestedTranslationMap(
+        DB.Required,
+        "HerbalAid",
+        DB.Object({
+          name: DB.Required({
+            comment: "The herbal aid's name.",
+            type: DB.String({ minLength: 1 }),
+          }),
+          description: DB.Required({
+            comment: "The herbal aid's description.",
+            type: DB.String({ minLength: 1, markdown: "block" }),
+          }),
+          ingredients: DB.Required({
+            comment: "The ingredients used to craft this herbal aid.",
+            type: DB.Array(DB.String({ minLength: 1, markdown: "inline" }), { minItems: 1 }),
+          }),
+          typical_tools: DB.Optional({
+            comment: "The typical tools used to craft this.",
+            type: DB.Array(DB.String({ minLength: 1, markdown: "inline" }), { minItems: 1 }),
+          }),
+        }),
+      ),
+    }),
+  instanceDisplayName: {},
+  uniqueConstraints: [
+    {
+      entityMapKeyPath: "translations",
+      keyPathInEntityMap: "name",
+    },
+  ],
+})
+
+const HerbalAidCombatUse = DB.Enum(import.meta.url, {
+  name: "HerbalAidCombatUse",
+  values: () => ({
+    Weapon: DB.EnumCase({ type: WeaponIdentifier() }),
+    Armor: DB.EnumCase({ type: ArmorIdentifier() }),
+  }),
+})
diff --git a/src/types/equipment/item/Plant.ts b/src/types/equipment/item/Plant.ts
new file mode 100644
index 00000000..33a0439d
--- /dev/null
+++ b/src/types/equipment/item/Plant.ts
@@ -0,0 +1,281 @@
+import * as DB from "tsondb/schema/dsl"
+import { src } from "../../source/_PublicationRef.js"
+import { NestedTranslationMap } from "../../Locale.js"
+import { AlternativeName } from "../../_AlternativeNames.js"
+import {
+  BiomeIdentifier,
+  HerbalAidIdentifier,
+  ElixirIdentifier,
+  PoisonIdentifier,
+} from "../../_Identifier.js"
+import { ResponsiveTextOptional, ResponsiveTextReplace } from "../../_ResponsiveText.js"
+import { EffectType, PlantRarity } from "./_Herbary.js"
+
+export const Plant = DB.Entity(import.meta.url, {
+  name: "Plant",
+  namePlural: "Plants",
+  type: () =>
+    DB.Object({
+      types: DB.Required({
+        comment: "The plant types of this plant.",
+        type: DB.Array(DB.IncludeIdentifier(EffectType), { minItems: 1, uniqueItems: true }),
+      }),
+      occurences: DB.Required({
+        comment: "The biomes this plant occurs in and its rarity in those biomes.",
+        type: DB.IncludeIdentifier(PlantOccurences),
+      }),
+      search_difficulty: DB.Required({
+        comment: "The search difficulty for this plant.",
+        type: DB.Integer(),
+      }),
+      identification_difficulty: DB.Required({
+        comment: "The identification difficulty for this plant.",
+        type: DB.Integer(),
+      }),
+      applications: DB.Required({
+        comment: "The applications of this plant per quality level.",
+        type: DB.Array(DB.Integer(), { minItems: 6, maxItems: 6 }),
+      }),
+      touch: DB.Optional({
+        comment: "The plant's touch effect.",
+        type: DB.IncludeIdentifier(PlantEffect),
+      }),
+      inhalation: DB.Optional({
+        comment: "The plant's inhalation effect.",
+        type: DB.IncludeIdentifier(PlantEffect),
+      }),
+      ingestion: DB.Optional({
+        comment: "The plant's ingestion effect.",
+        type: DB.IncludeIdentifier(PlantEffect),
+      }),
+      price: DB.Required({
+        comment: "The price of the plant.",
+        type: DB.IncludeIdentifier(PlantPrice),
+      }),
+      recipes: DB.Optional({
+        comment: "The herbal aids and elixirs that can be crafted with this plant.",
+        type: DB.Array(DB.IncludeIdentifier(PlantRecipe), { minItems: 1 }),
+      }),
+      src,
+      translations: NestedTranslationMap(
+        DB.Required,
+        "Plant",
+        DB.Object({
+          name: DB.Required({
+            comment: "The plant's name.",
+            type: DB.String({ minLength: 1 }),
+          }),
+          alternative_names: DB.Optional({
+            comment: "A list of alternative names.",
+            type: DB.Array(DB.IncludeIdentifier(AlternativeName), { minItems: 1 }),
+          }),
+          remedies_and_traditions: DB.Required({
+            comment: "How this plant is used as a household remedy and in folk traditions.",
+            type: DB.String({ minLength: 1, markdown: "block" }),
+          }),
+          knowledge: DB.Required({
+            comment:
+              "What one knows about this plant for each quality level. The first element represents QL 1, the second element QL 2, and so on.",
+            type: DB.Array(DB.String({ minLength: 1, markdown: "block" }), {
+              minItems: 3,
+              maxItems: 6,
+            }),
+          }),
+        }),
+      ),
+    }),
+  instanceDisplayName: {},
+  uniqueConstraints: [
+    {
+      entityMapKeyPath: "translations",
+      keyPathInEntityMap: "name",
+    },
+  ],
+})
+
+const PlantOccurences = DB.TypeAlias(import.meta.url, {
+  name: "PlantOccurences",
+  type: () =>
+    DB.Object(
+      {
+        items: DB.Optional({
+          comment: "The biomes this plant occurs in and its rarity in those biomes.",
+          type: DB.Array(DB.IncludeIdentifier(PlantOccurrence), { minItems: 1 }),
+        }),
+        translation: NestedTranslationMap(
+          DB.Optional,
+          "PlantOccurrences",
+          DB.Object({
+            note: DB.Required({
+              comment: "A note to all occurences of this plant",
+              type: DB.String({ minLength: 1, markdown: "block" }),
+            }),
+          }),
+        ),
+      },
+      {
+        minProperties: 1,
+      },
+    ),
+})
+
+const PlantOccurrence = DB.TypeAlias(import.meta.url, {
+  name: "PlantOccurrence",
+  type: () =>
+    DB.Object({
+      biome: DB.Required({
+        comment: "The biome this plant occurs in.",
+        type: BiomeIdentifier(),
+      }),
+      rarity: DB.Required({
+        comment: "The rarity of this plant in the biome.",
+        type: DB.IncludeIdentifier(PlantRarity),
+      }),
+      translation: NestedTranslationMap(
+        DB.Optional,
+        "PlantOccurrence",
+        DB.Object({
+          note: DB.Required({
+            comment: "A note added to this occurrence",
+            type: DB.String({ minLength: 1, markdown: "inline" }),
+          }),
+        }),
+      ),
+    }),
+})
+
+const PlantEffect = DB.TypeAlias(import.meta.url, {
+  name: "PlantEffect",
+  type: () =>
+    DB.Object({
+      types: DB.Optional({
+        comment: "The effect type of this plant effect.",
+        type: DB.Array(DB.IncludeIdentifier(EffectType), { minItems: 1, uniqueItems: true }),
+      }),
+      translations: NestedTranslationMap(
+        DB.Required,
+        "PlantEffectTranslation",
+        DB.Object({
+          description: DB.Required({
+            comment: "The effect of the plant.",
+            type: DB.String({ minLength: 1, markdown: "block" }),
+          }),
+        }),
+      ),
+    }),
+})
+
+const PlantPrice = DB.Enum(import.meta.url, {
+  name: "PlantPrice",
+  values: () => ({
+    Constant: DB.EnumCase({
+      type: DB.Object({
+        value: DB.Required({
+          comment: "The value of the plant in silver coins.",
+          type: DB.Float({ minimum: 0 }),
+        }),
+        cost: DB.Required({
+          comment: "The cost of the plant in silver coins.",
+          type: DB.Float({ minimum: 0 }),
+        }),
+      }),
+    }),
+    Indefinite: DB.EnumCase({ type: DB.IncludeIdentifier(IndefinitePlantPrice) }),
+  }),
+})
+
+const IndefinitePlantPrice = DB.TypeAlias(import.meta.url, {
+  name: "IndefinitePlantPrice",
+  type: () =>
+    DB.Object({
+      translations: NestedTranslationMap(
+        DB.Required,
+        "IndefinitePlantPrice",
+        DB.Object({
+          description: DB.Required({
+            comment: "A description of the price.",
+            type: DB.String({ minLength: 1, markdown: "block" }),
+          }),
+        }),
+      ),
+    }),
+})
+
+const PlantRecipe = DB.Enum(import.meta.url, {
+  name: "PlantRecipe",
+  values: () => ({
+    HerbalAid: DB.EnumCase({ type: DB.IncludeIdentifier(HerbalAidRecipe) }),
+    Elixir: DB.EnumCase({ type: DB.IncludeIdentifier(ElixirRecipe) }),
+    Poison: DB.EnumCase({ type: DB.IncludeIdentifier(PoisonRecipe) }),
+    Indefinite: DB.EnumCase({ type: DB.IncludeIdentifier(IndefiniteRecipe) }),
+  }),
+})
+
+const PlantProductTranslation = DB.Object(
+  {
+    note: DB.Optional({
+      comment:
+        "A note, appended to the generated string in parenthesis. If the generated is modified using `replacement`, the note is appended to the modifier string.",
+      type: DB.IncludeIdentifier(ResponsiveTextOptional),
+    }),
+    replacement: DB.Optional({
+      comment:
+        "A replacement string. If `note` is provided, it is appended to the replaced string.",
+      type: DB.IncludeIdentifier(ResponsiveTextReplace),
+    }),
+  },
+  { minProperties: 1 },
+)
+
+const HerbalAidRecipe = DB.TypeAlias(import.meta.url, {
+  name: "HerbalAidRecipe",
+  type: () =>
+    DB.Object({
+      herbal_aid: DB.Required({
+        comment: "The herbal aid this recipe results in.",
+        type: HerbalAidIdentifier(),
+      }),
+      translation: NestedTranslationMap(DB.Optional, "HerbalAidRecipe", PlantProductTranslation),
+    }),
+})
+
+const ElixirRecipe = DB.TypeAlias(import.meta.url, {
+  name: "ElixirRecipe",
+  type: () =>
+    DB.Object({
+      elixir: DB.Required({
+        comment: "The elixir this recipe results in.",
+        type: ElixirIdentifier(),
+      }),
+      translation: NestedTranslationMap(DB.Optional, "ElixirRecipe", PlantProductTranslation),
+    }),
+})
+
+const PoisonRecipe = DB.TypeAlias(import.meta.url, {
+  name: "PoisonRecipe",
+  type: () =>
+    DB.Object({
+      poison: DB.Required({
+        comment: "The poison this recipe results in.",
+        type: PoisonIdentifier(),
+      }),
+      translation: NestedTranslationMap(DB.Optional, "PoisonRecipe", PlantProductTranslation),
+    }),
+})
+
+const IndefiniteRecipe = DB.TypeAlias(import.meta.url, {
+  name: "IndefiniteRecipe",
+  type: () =>
+    DB.Object({
+      translations: NestedTranslationMap(
+        DB.Required,
+        "IndefiniteRecipe",
+        DB.Object({
+          description: DB.Required({
+            comment: "A description of the recipe.",
+            type: DB.String({ minLength: 1, markdown: "inline" }),
+          }),
+        }),
+      ),
+    }),
+})
diff --git a/src/types/equipment/item/_Herbary.ts b/src/types/equipment/item/_Herbary.ts
index 610574a6..3bfbec6b 100644
--- a/src/types/equipment/item/_Herbary.ts
+++ b/src/types/equipment/item/_Herbary.ts
@@ -19,6 +19,18 @@ export const EffectType = DB.Enum(import.meta.url, {
   }),
 })
 
+export const PlantRarity = DB.Enum(import.meta.url, {
+  name: "PlantRarity",
+  comment: "The rarity of a plant in a biome.",
+  values: () => ({
+    Common: DB.EnumCase({ type: null }),
+    Occasional: DB.EnumCase({ type: null }),
+    RatherRare: DB.EnumCase({ type: null }),
+    Rare: DB.EnumCase({ type: null }),
+    VeryRare: DB.EnumCase({ type: null }),
+  }),
+})
+
 export const LaboratoryLevel = DB.Enum(import.meta.url, {
   name: "LaboratoryLevel",
   values: () => ({
diff --git a/src/types/equipment/item/sub/Biome.ts b/src/types/equipment/item/sub/Biome.ts
new file mode 100644
index 00000000..23b228af
--- /dev/null
+++ b/src/types/equipment/item/sub/Biome.ts
@@ -0,0 +1,27 @@
+import * as DB from "tsondb/schema/dsl"
+import { NestedTranslationMap } from "../../../Locale.js"
+
+export const Biome = DB.Entity(import.meta.url, {
+  name: "Biome",
+  namePlural: "Biome",
+  type: () =>
+    DB.Object({
+      translations: NestedTranslationMap(
+        DB.Required,
+        "Biome",
+        DB.Object({
+          name: DB.Required({
+            comment: "The biome's name.",
+            type: DB.String({ minLength: 1 }),
+          }),
+        }),
+      ),
+    }),
+  instanceDisplayName: {},
+  uniqueConstraints: [
+    {
+      entityMapKeyPath: "translations",
+      keyPathInEntityMap: "name",
+    },
+  ],
+})
diff --git a/src/types/index.ts b/src/types/index.ts
index c38ece4e..1e735191 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -30,6 +30,7 @@ export { Container } from "./equipment/item/Container.js"
 export { Elixir } from "./equipment/item/Elixir.js"
 export { EquipmentOfBlessedOnes } from "./equipment/item/EquipmentOfBlessedOnes.js"
 export { GemOrPreciousStone } from "./equipment/item/GemOrPreciousStone.js"
+export { HerbalAid } from "./equipment/item/HerbalAid.js"
 export { IlluminationLightSource } from "./equipment/item/IlluminationLightSource.js"
 export { IlluminationRefillOrSupply } from "./equipment/item/IlluminationRefillOrSupply.js"
 export { Jewelry } from "./equipment/item/Jewelry.js"
@@ -40,10 +41,12 @@ export { MagicalArtifact } from "./equipment/item/MagicalArtifact.js"
 export { MusicalInstrument } from "./equipment/item/MusicalInstrument.js"
 export { Newspaper } from "./equipment/item/Newspaper.js"
 export { OrienteeringAid } from "./equipment/item/OrienteeringAid.js"
+export { Plant } from "./equipment/item/Plant.js"
 export { Poison } from "./equipment/item/Poison.js"
 export { RopeOrChain } from "./equipment/item/RopeOrChain.js"
 export { Stationery } from "./equipment/item/Stationery.js"
 export { ArmorType } from "./equipment/item/sub/ArmorType.js"
+export { Biome } from "./equipment/item/sub/Biome.js"
 export { Reach } from "./equipment/item/sub/Reach.js"
 export { ThievesTool } from "./equipment/item/ThievesTool.js"
 export { ToolOfTheTrade } from "./equipment/item/ToolOfTheTrade.js"
@@ -51,7 +54,7 @@ export { TravelGearOrTool } from "./equipment/item/TravelGearOrTool.js"
 export { Vehicle } from "./equipment/item/Vehicle.js"
 export { Weapon } from "./equipment/item/Weapon.js"
 export { WeaponAccessory } from "./equipment/item/WeaponAccessory.js"
-export { WorkingSupernaturalCreature } from "./equipment/item/WorkingSupernaturalCreature.ts"
+export { WorkingSupernaturalCreature } from "./equipment/item/WorkingSupernaturalCreature.js"
 export { ExperienceLevel } from "./ExperienceLevel.js"
 export { EyeColor } from "./EyeColor.js"
 export { FamiliarsTrick } from "./FamiliarsTrick.js"