Thomas W. Hoare, The 'Look About You' Nature Study Books…
“ These three things are—water, air, and warmth. We can grow seeds without soil at all if we give them these three things. But if either water, air, or warmth be wanting, your seeds cannot grow.”“That is why seeds won’t grow outside in winter, then,” said Frank.“That is the reason,” his uncle answered. “In winter there is not enough heat to make seeds grow. If you sow seeds in a pot of dry soil in summer, and do not give them water, they will not grow.”“I think a seed is a most wonderful thing,” said Tom.“It is,” said Uncle George, “wonderful indeed. ”
