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Flowers make people happy: Flowers have an immediate impact on happiness. All participants in a research study expressed "true" or "excited" smiles upon receiving flowers, demonstrating extraordinary delight and gratitude. This reaction was universal, occurring in all age groups.

Amount of water for roses: When roses have just been planted they should be watered daily to prevent wilting. If they have been growing in one spot for some time then they should be watered deeply once a week with one-inch or more of water.