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The section of stem between two nodes.
The practice of planting two or more plants that bloom at different times of the year, or which have complementary characteristics, to create year-round interest in the garden.
A whorl of often overlapping bracts encircling a flowerhead, eg, of the daisy.
A naturally-occurring element (atomic number 26, symbol Fe) found in the soil and is essential to plant growth. Iron deficiency leads to chlorosis.