Seasonal Garden Calendar: Monthly Steps to Keep Your Blooms Thriving All Year

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High summer shifts the gardener's responsibility from growth stimulation to stress reduction. As ambient temperatures climb above 85°F, flowering plants expend substantial metabolic energy simply staying cool through transpiration. Deep, infrequent irrigation at the base, delivering roughly 1 to 1.5 inches of water per week, encourages taproots to reach deeper moisture reserves, building resilience against heat waves.

Consistent flower deadheading is vital to trick repeat bloomers into producing secondary and tertiary floral displays. Allowing spent heads to mature into seed pods or rose hips signals the plant that reproduction is complete, triggering hormonal cues that shut down flower production. Snip spent blossoms just above the first five-leaflet leaf set on roses, or back to the lateral branch junction on hydrangeas and salvia.

Apply a 2- to 3-inch layer of organic mulch across the root zone, keeping the mulch two inches clear of woody trunks to deter fungal rot. Mulch acts as an insulating barrier, moderating soil temperatures and cutting evaporative moisture loss by up to 70%.