Silphium perfoliatum: cup plant: ADDITIONAL COMMON NAMES: Indian cup. With all orders, credit cards are pre-authorized and charged when your order is placed. Keep the soil consistently moist until germination. in diameter with darker yellow center disks. FIRST IMPRESSIONS: Silphium perfoliatum is an upright rhizomatous wildflower. Given moist, rich soils, mature compass plants can reach upwards of 8 feet in height. Silphium perfoliatum. JavaScript seems to be disabled in your browser. In fall, Goldfinches descend upon the plants to devour the seeds. Soft yellow flowers grow 3 in. 25 Cup Plant Silphium perfoliatum Flower Seeds - Beautiful! Seeds Packet. Submitted photo. Birds, Butterflies, Pollinators, Hummingbirds. A magnificent native perennial that can easily reach 10 feet tall, Silphium perfoliatum is excellent in the back of the border garden, filling up a sunny corner …. I have three plants blooming this year and all are over 7 feet tall...definitely back of the border-types. The central stem … Next Qty. Sowing: Direct sow in late fall, pressing into the surface of the soil. 1/4 oz. We are not able to arrange orders for pick-up at the Nursery. You must login or register to add items to your wishlist. If you're interested in hosting a butterfly tea party, the Cup Plant (Silphium perfoliatum) earns its name for its unique stem and leaf structure that collects and pools water at the base of leaves. All orders are shipped. Grows in Sun. $9.75. They grow … Silphium perfoliatum, the cup plant or cup-plant, is a species of flowering plant in the family Asteraceae, native to eastern and central North America. Plants ordered now are being scheduled for our spring plant-shipping period. Cup plant grew well in z6 central PA, survived the winters, and attracted many insects. Plants are shipped during one of our "plant shipping periods" which occur twice a year, once in the spring and once in the fall. Highly recommend for the native plant gardener! Native plants can be grown outside of their native range in the appropriate growing conditions. Silphium perfoliatum, Cup Plant. 22 more photos VIEW GALLERY. A true icon of the prairies, Compass Plant is an incredible addition to your landscape. Cupplant is one of the best wildflowers for attracting birds - offering food, water and cover. For spring planting, mix the seeds with moist sand and store in the refrigerator for 60 days before planting. These super tall Yellow flowers … Seed Saving: After the flower petals fall from the head, the center cone will begin to develop seed. Silphium perfoliatum aka Cup Plant. A magnificent native perennial that can easily reach 10 feet tall, Silphium perfoliatum is excellent in the back of the border garden, filling up a sunny corner of the yard, or along a fence for privacy. Cup Plant Silphium perfoliatum Aster family (Asteraceae) Description: This perennial plant is about 4-10' tall and remains unbranched, except for the panicle of flowering stems near the apex. Cup Plant is another large robust plant with unique features. Common Names: Cup Plant, Indian Cup, Ragged Cup, Carpenter Weed, US Regions: Plains/Texas, Midwest, Northern, Northeast, Southeast, Bloom Season: Blooms Late Summer, Blooms Early Fall, Uses: Attracts Pollinators, Attracts Butterflies, Cut Flowers, Deer Resistant. I bought a few plants at the Friends Plant Sale some years ago. Cup Plant (Silphium perfoliatum)- Cup plant makes an unmistakable presence in large rain gardens & moist meadow plantings. Zone: 3 to 9 Height: 48- 96” … SHIPPING INFO: Shipping is free on all orders! Flower Color is and blooms in . I recommend dead heading. It's amazing just to sit and watch them collect nectar and gather pollen! Silphium trifoliatum - Whorled Rosinweed, Three-leaved Rosinweed.Silphium triofliatum is listed as a variety of S. asteriscus in Flora of North America, but ITIS continues to list it separately, although no … For the best experience on our site, be sure to turn on Javascript in your browser. That have just opened and cover by rubbing them lightly plant with unique features for this great native plant in! Map shows the native range, as well as the stem beneath the cone begins turn. Moist sand and store in the appropriate growing conditions, goldfinches descend upon the plants devour! Perfoliatum: cup plant: ADDITIONAL COMMON NAMES: Indian cup will include the dates for your a order! An erect herbaceous perennial with triangular toothed leaves, and birds that are joined at Friends..., Inc. all Rights Reserved from the stems by rubbing them lightly all orders, cards... 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