phenology

Maybe you've heard the saying "plant corn when the oak leaves are as big as squirrels' ears," or "sow Morning Glories when Maple trees have full sized leaves." These are known as Phenological signs. Phenology is the study of periodic plant and animal life cycles and how these influence, and are influenced by, variations in climate and seasonal changes. These changes can act as indicators of when to sow a certain seed, when you can expect a certain insect species to hatch, or when it's time to … [Read more...] about Phenology: Gardening by Nature’s Indicators