Subcommittee D18.22 on Media for Plant Growth | ASTM

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Subcommittee D18.22 on M…

Subcommittee D18.22 on Media for Plant Growth

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Matching Standards Under the Jurisdiction of D18.22 by Status

D1997-25 Standard Test Method for Laboratory Determination of the Fiber Content of Peat and Organic Soils by Dry Mass
-See also WK90762 proposed Reapproval
-See also WK82195 proposed Revision
D2944-22 Standard Practice of Sampling Processed Peat Materials for Horticultural Purposes
-See also WK89330 proposed Revision
D2973-23 Standard Test Method for Total Nitrogen in Peat Materials
D2974-25 Standard Test Methods for Determining the Water (Moisture) Content, Ash Content, and Organic Material of Peat and Other Organic Soils
-See also WK82187 proposed Revision
D2976-22a Standard Test Method for pH of Peat Materials
D2977-22 Standard Practice for Particle Size Range of Peat Materials for Horticultural Purposes
-See also WK89351 proposed Revision
D2978-23 Standard Test Method for Volume of Peat and Peat-Based Growing Media
-See also WK89331 proposed Revision
D2980-17e1 Standard Test Method for Saturated Density, Moisture-Holding Capacity, and Porosity of Saturated Peat Materials
-See also WK92744 proposed Withdrawal
D4531-23 Standard Test Methods for Bulk and Dry Density of Peat and Peat Products
-See also WK89332 proposed Revision
D4544-25 Standard Practice for Estimating Peat Deposit Thickness
-See also WK93863 proposed Revision
-See also WK89333 proposed Revision
D4972-19(2024)e1 Standard Test Methods for pH of Soils
-See also WK71770 proposed Revision
D5268-23 Standard Specification for Topsoil Used for Landscaping and Construction Purposes
D5715-23 Standard Practice for Estimating the Degree of Humification of Peat and Other Organic Soils (Visual/Manual Method)
-See also WK89334 proposed Revision
D5883-25 Standard Guide for Use of Rotary Kiln Produced Expanded Shale, Clay or Slate (ESCS) as a Mineral Amendment in Topsoil Used for Landscaping and Related Purposes
-See also WK89948 proposed Revision
-See also WK86749 proposed Reapproval
D8249-19(2024) Standard Practice for Use of Rotary Kiln Produced Porous Ceramic as a Mineral Amendment in Topsoil Used for Landscaping and Related Purposes
-See also WK82190 proposed Revision
D8438/D8438M-23 Standard Test Methods for Use of Hyperspectral Sensors for Soil Nutrient Analysis of Ground Based Samples
D8593-24 Standard Test Method for Determining the Physical Properties of Horticultural Growing Media Utilizing a Porometer

D5435-13 Standard Test Method for Diagnostic Soil Test for Plant Growth and Food Chain Protection (Withdrawn 2019)
D5539 Standard Specification for Seed Starter Mix (Withdrawn 2019)
D5539-14 Standard Specification for Seed Starter Mix (Withdrawn 2019)
D5435 Standard Test Method for Diagnostic Soil Test for Plant Growth and Food Chain Protection (Withdrawn 2019)