Horticultural, nursery, gardening, agricultural and forestry products being organic, chemical and mineral fertiliser and plant food mix; potting mixes; products which contain mulch in combination with other substances such as (but without being limited to) substances for the suppression of weeds, enrichment of soil and amendment of soil, substances which absorb, retain and release water, substances which facilitate the absorption of water by soils; manures, compost, soil conditioners and clay breakers