Answer: Most annuals and perennials bloom for only a few weeks so if you want an colorful garden all year 'round, choose plants that bloom at different times of the year. Here are a few suggestions:
Early Spring Bloomers - Globe flower (Trollius), Iris (Iris), Lady?s Mantle (Polygonum), Lungwort (Pulmonaria), Peony (Paeonia), Pinks (Dianthus), Poppy )Papaver), Sea Pink (Dianthus).
Japanese Anemone (Anemone), Stoke?s Aster (Stokesia), Astilbe (Astilbe), Baby?s Breath (Gypsophila), Balloon Flower (Platycodon), Butterfly Weed (Asclepias), Cardinal Flower, Lobelia, Black-eyed Susan (Rudbeckia) Shasta Daisy (Chrysanthemum), Daylily (Hemerocallis), Coral bell (Heuchera), Coreoposis (Coreoposis), Gas Plant (Dictamnus), Goldenrod (Solidago), Ligularia (Ligularia), Lupine (Lupinus), Garden Phlox (Phlox), Perennial Sunflower (Helianthus), Yarrow (Achillea).
Hardy Ageratum (Eupatorium), Japanese Anemone (Anemone), Aster (Aster), Chrysanthemum (Chrysanthemum), Coralbell (Heuchera), Big Blue Lily Turf (Liriope), Mallow (Malva), Stonecrop (Sedum).
There are a number of other plants you can include in your garden, but the above suggestions will give you a good start to reaching your goal.
Best wishes with your garden!
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