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Should we be watering perennial gardens in this very, very warm December weather? We live in Littleton Colorado. #923040

Asked December 22, 2025, 4:06 PM EST

Should we be watering our perennial gardens now with this very, very warm December weather? We live in Littleton Colorado.

Jefferson County Colorado

Expert Response

Hi there,

Great question. Your perennial garden will benefit from watering 1-2 times per month during October through March. Ensure the air and soil temperatures are above 40F degrees with no snow cover. It is best to water midday before the temperature possibly drops. Below is a link with some more reading materials and perennials that are particularly susceptible to long dry spells.

https://extension.colostate.edu/resource/fall-and-winter-watering-of-plants-and-trees/

Colorado Master Gardener

An Ask Extension Expert Replied December 23, 2025, 5:02 PM EST

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