l), our knowledge of the turn-over of forest soil humus is very incomplete. This is particularly true of the organic matter in soil horizons below the humus layer.
Because of this, it only makes sense to provide your plants with the best soil if you want to grow a juicy tomato with a rich flavor! For a flavorful tomato, you will need loamy, humus-rich soil.
Soil organisms, like earthworms ... resulting in a layer of decaying leaves giving a rich humus. The deep roots of these trees reached down to the 'B' horizon, unlike with coniferous trees ...