Category Archives: Perennial Wildflowers

Red paintbrush

Common name: red paintbrush Botanical name: Castilleja miniata Light: full sun to part shade Height: 12 – 24 inches Water: moist in spring, dry in summer, drought tolerant once established Soil type: well-drained loam to loam-clay soils Perennial, midsummer blooming wildflower that may … Continue reading

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Rock Gardens

  A rock garden plant community thrives in rocky well-drained soils in full sun. While many of these species are vernal (springtime) we have selected a collection of plants that grow between 2 -14 inches and provide season-long blooms. Our rock garden community plants … Continue reading

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elegant death camas (Zigadenus elegans)

  Common name: elegant death camas, mountain death camas Botanical name: Zigadenus elegans Light: full sun Height: 6 – 24 inches Water: moderate to high Soil type: organic loam to rocky clay Perennial wildflower blooms midsummer; extremely poisonous; basal grass-like leaves and green-white to … Continue reading

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Sitka valerian (Valeriana sitchensis)

Common name: Sitka valerian Botanical name: Valeriana sitchensis Light: part shade Height: 12 – 30 inches Water: moderate to high Soil type: well-drained organic, loamy soils Perennial wildflower with 4-sided stem and dense, rounded to flat-topped clusters of white  to slightly pink flowers … Continue reading

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velvet goldenrod (Solidago mollis)

Common name: velvet goldenrod Botanical name: Solidago mollis Light: full sun Height: 6 – 24 inches Water: low, drought tolerant once established Soil type: well-drained variable soils Perennial wildflower with branching yellow flowers blooms in later summer to fall; spreads freely via rhizomes; … Continue reading

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Parry’s catchfly (Silene parryi)

  Common name: Parry’s catchfly Botanical name: Silene parryi Light: full sun Height: 8 – 24 inches Water: moderate to low Soil type: stony to loamy well-drained soils Perennial wildflower with taproot and tufts of basal leaves and white flowers tinged with … Continue reading

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lance-leaf stonecrop (Sedum lanceolatum)

  Common name: lance-leaf stonecrop Botanical name: Sedum lanceolatum Light: full sun Height: 4 – 8 inches Water: low Soil type: stony to loamy well-drained soils Perennial wildflower with succulent foliage; yellow 3/4″ blooms in midsummer; great for borders %%wppa%% %%slideonly=265%%

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western coneflower (Rudbeckia occidentalis)

  Common name: western coneflower Botanical name: Rudbeckia occidentalis Light: part sun Height: 18 – 72 inches Water: moderate to high Soil type: well-drained loam Short-lived perennial wildflower with dark brown to purplish disc flowers but no ray flowers; blooms midsummer to fall; found in moist … Continue reading

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goldenweed (Pyrrocoma integrifolia)

  Common name: goldenweed, many-stemmed goldenweed Botanical name: Pyrrocoma integrifolia, happlopaplus integrifolius Light: full sun Height: 3 – 18 inches Water: moderate Soil type: calcareous soils Perennial wildflower with numerous yellow ray flowers in midsummer; found in meadows, grasslands and montane areas; … Continue reading

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American bistort (Polygonum bistortoides)

  Common name: American bistort Botanical name: Polygonum bistortoides Light: full sun Height: 8 – 25 inches Water: moderate Soil type: sandy loam to organic Perennial wildflower with dark green basal leaves and white to pinkish in spike-like clusters of flowers that bloom in midsummer; found in … Continue reading

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