A practical guide to growing mushrooms in IndiaA joint educational initiative by MushroomWale & DMR Solan
MushroomFarming.in

A joint educational initiative by

MushroomWale.com
ICAR–Directorate of Mushroom Research, Solan logoICAR–DMRSolan

MushroomFarming / article

Paddy straw humidity context

Read room and bed moisture together while avoiding prolonged wetness and single-number control. Evidence, method and India-context boundaries remain visible.

Practical explanation + detailed referenceSources & review ↓
Volvariella volvacea buttons and open caps growing on a cultured rice-straw bed, displayed at Jejamuran, Yogyakarta, Indonesia.
Real cultivation photograph. Read its source for location and context; it is not a universal operating specification.Kembangraps · CC BY-SA 4.0View full photograph ↗
On this pageChoose a section, or keep reading below

Read this in the full guide: Plan Paddy straw mushroom as a fast, closely attended crop

Understand the topic

Start with the explanation.

Read room and bed moisture together while avoiding prolonged wetness and single-number control. This topic belongs to a Volvariella bed or validated container method with fast development and a route-to-market planned before harvest.

Part 01

Why this stage matters

Read room and bed moisture together while avoiding prolonged wetness and single-number control.

Illustration of a shaded traditional straw-bundle growing bed in an Indian hut.
AI teaching illustrationChoose a bed system

Traditional beds and controlled indoor systems are different methods. Combining isolated instructions from different methods can create gaps.

Conceptual explanation—not a real farm photograph, diagnostic finding or construction specification.
Part 02

Method boundary

This topic belongs to a Volvariella bed or validated container method with fast development and a route-to-market planned before harvest.

  • Confirm the culture as Volvariella volvacea, with strain or variety recorded where available.
  • Confirm one method: straw bed or validated bag or crate system.
  • Record substrate source, treatment class, batch and contamination observations.
Part 03

Interpret the environment

Air temperature, substrate or block temperature, humidity, fresh air, light and crop response interact. A number without stage, strain, sensor position and source is not an operating instruction.

Part 04

Evidence status

The page publishes process relationships supported by primary institutional sources. Numeric recipes remain absent where source context, strain identity or specialist review is incomplete.

Illustration of cultivated Paddy straw mushrooms in shallow baskets, including some opening fruit bodies.
AI teaching illustrationPrepare for dispatch

The harvest-to-buyer route is part of the production plan. The pictured forms are not a universal buyer-grade specification.

Conceptual explanation—not a real farm photograph, diagnostic finding or construction specification.

Go deeper

Technical reference, records and tools.

Detailed crop-stage information, parameters, diagrams and specialist tools are kept together below. This material retains its source conditions and review limits.

Open the complete technical reference

paddy-straw · environment

Paddy straw humidity context

Read room and bed moisture together while avoiding prolonged wetness and single-number control. Evidence, method and India-context boundaries remain visible.

Publication
Editorial review in progress
Evidence records
3
External review
Not yet recorded
Wild ID
Not provided
Long tiered metal racks packed with colonised oyster-mushroom fruiting bags inside a grow room, Bicol, Philippines.
Grow room with tiered racks of oyster-mushroom fruiting bags (Philippines). Photo: MarvinBikolano, CC BY-SA 4.0. Source

Room climate by crop stage

Source: ICAR-DMR manual

10°C15°C20°C25°C30°CSpawn run22-25°C85-95% RHCase run23-25°C90-95% RHPinning16-18°C85-90% RHCropping15-18°C80-85% RH
Temperature bandRelative humidity

Quick orientation

Read room and bed moisture together while avoiding prolonged wetness and single-number control. This topic belongs to a Volvariella bed or validated container method with fast development and a route-to-market planned before harvest.

01

Why this stage matters

Read room and bed moisture together while avoiding prolonged wetness and single-number control.

02

Method boundary

This topic belongs to a Volvariella bed or validated container method with fast development and a route-to-market planned before harvest.

  • Confirm the culture as Volvariella volvacea, with strain or variety recorded where available.
  • Confirm one method: straw bed or validated bag or crate system.
  • Record substrate source, treatment class, batch and contamination observations.
03

Interpret the environment

Air temperature, substrate or block temperature, humidity, fresh air, light and crop response interact. A number without stage, strain, sensor position and source is not an operating instruction.

04

Evidence status

The page publishes process relationships supported by primary institutional sources. Numeric recipes remain absent where source context, strain identity or specialist review is incomplete.

Production method records

One species can require more than one cultivation model.

PAD-STRAW-BED

Paddy straw bed system

Substrate
clean paddy straw with verified history
Container
formed bed in a protected cultivation area
Treatment
Method-specific wetting and treatment; not described as an oyster pasteurization recipe.
Scale context
seasonal batch with route-to-market synchronized to harvest
  1. Straw inspection
  2. Bed preparation
  3. Layered spawning
  4. Spawn run
  5. Fruiting
  6. Development-stage observation
  7. Early harvest
  8. Immediate dispatch

Governed climate records

Published ranges carry their operating context.

Source-backed records are shown where stage and production method are clear. Empty records remain visibly pending rather than being filled with generic internet values.

CLIMATE-PADDY-STRAW-SPAWN-RUNsource-contextual

spawn run

30–35 °C bed context and 85–90% RH
Season / source context
ICAR-DMR paddy-straw FAQ and technical bulletin context; outdoor and indoor systems must not be mixed.
Production
Spawn run in the documented straw-bed method.
Strain
Source did not attach a strain
CLIMATE-PADDY-STRAW-FRUITINGsource-contextual

fruiting

28–32 °C room context and 80–85% RH
Season / source context
ICAR-DMR indoor paddy-straw cultivation context.
Production
Indoor pasteurised-substrate system after plastic removal; not a universal outdoor-bed setpoint.
Strain
Source did not attach a strain

Trace the boundary

Evidence and limitations

technical-bulletin · tier APaddy straw mushroom cultivation

Indian institutional cultivation context for Volvariella systems and crop stages.

Historic bulletin values are not presented as universal modern setpoints, shelf-life guarantees or commercial expectations.

Open primary source
research-report · tier AICAR annual report 2022 to 2023

Institutional trial context for low-cost paddy straw mushroom systems.

Report summaries do not establish all-India suitability or a complete operating protocol.

Open primary source
technical-bulletin · tier APost-harvest technology of mushrooms

Species-specific post-harvest deterioration patterns and handling context.

Historic shelf-life statements depend on maturity, handling, packaging and storage conditions and are not reproduced as guarantees.

Open primary source

Read the evidence

Sources & review.

Editorial update: 2026-09-03. Independent technical review is not recorded for this entry.

  1. Paddy straw mushroom cultivation

    ICAR Directorate of Mushroom Research · 2007

  2. ICAR annual report 2022 to 2023

    Indian Council of Agricultural Research

  3. Post-harvest technology of mushrooms

    ICAR Directorate of Mushroom Research

Reading a source is not the same as applying its instructions to every farm. Confirm species, strain, crop stage, system, region and publication date. Old chemical recommendations are not current-use instructions.

See something that needs correcting? Tell us →