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Biostimulant Classification

Plant

Category1Examples of active or functional2 ingredientsExamples of biostimulants3Functions within the plant5AGS Products6
PhytohormonesAbscisic acid (ABA)
Auxin
Brassinosteroids
Cytokinin
Ethylene
Gibberellins (GAs)
Jasmonic Acid (JA)
Salicylic Acid (SA)
Strigolactones
Algae, kelp, seaplant, seaweed extract, indoleacetic acid (IAA), benzyl-adenine, gibberellins and moreRegulate growth and development, stimulate cell division and elongation, Apical dominance, delay senescence, seed germination, response to environmental stress, ripening hormone, stomatal closure, plant defence responses, regulation of photomorphogenesis and more.Solunar
Goemar Seaweed
Super Fifty
Sustane Bolster 4.4.4
Micro Grow
Biopolymers, protein hydrolysates and other N-containing compoundsAlginate
Amino Acids
Antioxidants
Betaines
Chitin
Enzymes
Fatty Acids
Lipopeptides
Lignosulfonates
Non-protein amino acids
Peptides
Polyamines
Polysaccharides
Vitamins
Others
Amino acids, chitosan, glycine betaine and moreHelp in osmoregulation, protect against abiotic stress, building blocks of proteins, enhancing plant growth and stress tolerance, Improve nutrient uptake, stimulate growth, enhance resistance to diseases and environmental stress and more.Amino V
Essential Plus 1.0.1
Other botanical or synthetic bioactive compoundsElicitor compounds
Induced systemic resistance (ISR) compounds
Systemic acquired resistance (SAR) compounds
Plant defence activator compounds
Others
Harpin, jasmomic acid (JA), salicylic acid (SA), acibenzolae-S-methyl and moreTriggers immune responses within the plant assist against biotic and abiotic stress and more.Growth Products SAR

 

Soil/Rhizosphere

CategoryExamples of active or functional ingredientsExamples of biostimulantsFunctions within the plantAGS Products
Humic SubstancesFulvic Acid
Humic Acid
Others
Leondardite, ignite ore, humates, bio-humates and moreNutrient availability and uptake, root growth and development, stress tolerance, soil structure, microbial activity and moreSuståne Bolster 4.4.4
Fulvic Acid
Advance 3.0.3 Humic
OrganicsBiochar
Bioextracts
Biofertilisers
Composts/compost extracts
Soil Amendments/supplements
Others
Biochar, composts, compost teas, kelp, seaweed extracts, vermi/worm extracts and moreBio-stimulants are substances or micro-organisms applied to plants or the soil to enhance cation exchange capacity (CEC), nutrient efficiency, abiotic stress tolerance, turfgrass quality, and more.Suståne Compost Tea Bags
Suståne Regen 1.1.1
Suståne Organic Fertiliser Range
Solunar
Goemar Seaweed
Advance Liquid Seaweed
Super Fifty Prime
Inorganics/mineralsAl, Co, Na, Mo, Se, Si etc
Phosphites
Others
Phosphite, Silica and moreDisease suppression, nutrient uptake and transport, stress tolerance, strength and rigidity of the grass plant and more.Growth Products Silguard
TKO Phosphite 0.29.26

Biologicals/microbialsBeneficial Fungi -
Arbuscular mycorrhizal fungi
Trichoderma spp and more

Beneficial bacteria –
Bacillus spp and other species
Plant growth-promoting rhizobacteria (PGPR)
Others
Nutrient cycling, induced ISR, enzyme production, antibiotic production, rooting and overall plant growth, tolerance against abiotic stress and moreAdvance Liquid Endo Mycorrhizae
Advance Mycorrhizal Inoculant
Residuce
Companion
Growth Products Bionutrients 1.0.4

Soil Surfactants4 --?----?----?----?--
Other naturally derived or synthetic bioactive compoundsElicitor compounds
Induced systemic resistance (ISR) compounds
Systemic acquired resistance (SAR) compounds
Plant defence activator compounds
Others
Harpin, jasmomic acid (JA), salicylic acid (SA), acibenzolae-S-methyl and moreTriggers immune responses within the plant assist against biotic and abiotic stress and more.SAR Activator
  1. Category based on chemical or physical composition (Fidanza,2023).
  2. Examples of active or functional ingredients (Fidanza,2023).
  3. Broad or general name of biostimulant product (Fidanza,2023).
  4. Proposed location of soil surfactants as a category if some of those soil surfactants are to be considered or included as a biostimulant (Fidanza,2023).
  5. Plant physiology and soil fertility functions with the plant (Joshua Thomason, 2023).
  6. AGS biostimulant products (Joshua Thomason, 2023)