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Silphium

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	Silphium perfoliatum Code: SI05-H Price: $2.00 Quantity in Basket: none
	'Cup plant' or 'Prairie dock' or 'Rosin wood.' Erect clump forming plants that are hairless with leaves that rap around the thick-square stems to form little tubs were water collects and birds can get a drink. Finches feed on the nutritious seeds in late fall and winter. In midsummer and early fall plants produce large open branched corymb like infloranceies with 50 to 100+, 2 to 3 in yellow daisy like flowers. Plants grow from 6-10 feet tall and 3-4 feet wide. Plants like a moister soil than other species but do very well in my drier sunny garden with some light watering during very dry periods. Native from Ontario to Oklahoma to Georgia. Long lived and appealing-plant in the prairie garden or the back of the border, or plant in the open woodland garden. This species is becomming very rare in the wild and is on the threated list for the state of Michigan. Zones 4-9. Nativefrom allthe states east of the rocky mountians except Texas and Florida. Cover with moist seed mix and use12 weeks at 30-39ºF, move to 65-75ºF for Germination. Or sow and place outside in a sheltered location in the fall for Germination in the spring. 25 seeds. This species is considered a weed in these states and can not be sent to them:   Connecticut
	Silphium trifoliatum Code: RUO9-H Price: $2.65 Quantity in Basket: none
	'Whorled Rosinweed' A large species growing from 4 to 8 feet tall with sunflower-like yellowflowers and whorls of rough, narrow leaves. Its smaller than Silphium perfoliatum with smaller leaves. Birds love to feed on the seeds in late fall, and butterflies visit the flowers in late summer. Zones 3-9. 30 seeds