The parable of the sower, speaks of a sower not just a preacher but anyone sharin gods word.. There are of course different kinds of seed , especially where it seems to fall some amongst thorns , some on stoney ground some on good ground.that tha fell among thorns , meant the world choked the seed out of the beleiver .the stoney ground hearer didnt have enough good soil, or other words the heart was not prepared right to recieve gods word .but that which fell on good ground brought forth fruit. Means that the heart was right to meet the seed bringin some 60 some even an hundred fold jude009