a cottage garden with blooming purple coneflower, liatris, false blue indigo, milkweed, goldenrod, tamarisk and yellow coneflowers

botany botanical horticulture plants flowers floral green purple coneflowers yellow ratibida pinnata echinacea purprea goldenrod solidago odora liatris pycnostachya prairie blazing star false blue indigo common milkweed tamarisk baptisia australis asclepias syriaca tree house arbor outdoors summer landscape trevor wisconsin perennial native garden gardening wildlife united states sunny