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Perennials for Northern North Dakota

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Perennials for Northern North Dakota

  1. 1. Perennials for Northern North Dakota Mike Rose Ward County Extension Agent4-24-07 24-
  2. 2. USDA hardiness zone map
  3. 3. Aster• F ll blooming Fall bl i• Excellent cut flower• 2-4 feet tall• Full sun• Blue, lavender, and purple
  4. 4. Astilbe• F th Feathery, graceful, f l arching spikes• White,pink, or red flowers fl• Many varieties and types• 2-3 feet tall• Heavy feeders• Divide often• Shade• Zone 4
  5. 5. Beebalm• Member f th M b of the mint family i t f il• Monarda• Vigorous spreading habit• Bees, hummingbirds• Powdery mildew• 12 inches to 3 feet tall• Blooms July to August• Deadhead• Divide l Di id clumps every 3-434 years• Zone 4
  6. 6. Black-eyed Susan• E Easy t grow to• Blooms in late summer• Perennial plant of the year in 1999• Most common wildflower• Member of the sunflower family fl f il• Short lived• Rudbeckia udbec a
  7. 7. Balloon flower• L Long lived li d perennial• Flowers showy in late summer• Takes time to establish• Blue, pink, or white• 18 inches tall• Zone 4 ‘Fiji Mix’
  8. 8. ‘Kamachi’ Kamachi ‘Sentimental Blue’
  9. 9. Bleeding Heart• H Heart-shaped h d flowers• Pink white Pink,white• Shade loving• Prefers moist soil• 2.5-3 feet tall• Spring flowering• Dries down by mid summer
  10. 10. Fringed Bleeding Heart• Cl Clump forming f i• Does not go dormant
  11. 11. Western Bleeding Heart• M More drought d h tolerant• Does not do well with hot and humid weather
  12. 12. Blanket Flower• G ill di Gaillardia• Short lived perennial or annual!• Low maintenance• Blooms all summer• Prefers heat• T l t d Tolerates drought ht ‘Arizona Sun’
  13. 13. Butterfly Weed• Tolerates dry soil T l d il• Slow to emerge• Summer blooming• Difficult to p transplant• Full sun
  14. 14. ‘Gay Butterflies’ ‘Hello Yellow’
  15. 15. Campanula• Bellflower B llfl• Carpathian harebell• Clump forming• Does poorly when hot and humid• Deadhead• Deer resistant• Summer blooming• Full sun, easy to care sun for ‘Pearl Deep Blue’
  16. 16. Common Yarrow• Broad B d range of colors f l• Easy to grow• Some varieties spread• Aromatic• Drought tolerant• Reproduces by seed and rhizomes• Variety of sizes• Low maintenance
  17. 17. Columbine• Sh Showy, spurred d flowers• Wide variety of colors• Cool, well drained soils,• Sun or semi-shade• 6-36 inches tall• Lose their vitality after a few years• Blooms May-July oo s ay Ju y
  18. 18. Coralbells• D dh d Deadhead• Does not do well in heavy clay soil• Part sun• Unique foliage q g ‘splendens’
  19. 19. Daylilies• 35 000 registered 35,000 i t d cultivars• Thrive in most soil conditions• Height varies from 9 inches to 4 feet• Tolerates light shade• Di id clumps Divide l when overcrowded• Summer flowering
  20. 20. Garden Phlox• Long bloom period L bl i d• Very showy• 24 36 24-36 inches• Choose mildew resistant varieties• Shade will reduce blooms• Deadhead• 2-4 feet tall• Summer blooming
  21. 21. ‘Bright Pink Mix’‘Park’s Collection’ Park s Collection ‘Nicky’ Nicky
  22. 22. Hostas• V Very popular as l shade plant• 2 500 varieties 2,500• Slugs can be a problem• Well drained soil• Regular fertilization and watering
  23. 23. Hens & Chicks• G Grows i rosettes in• Very tough• Stalks of purplish purplish- red flowers in summer• Great for rock gardens
  24. 24. Iris• L Long time garden i d favorite• Long lived• Many types and cultivars• Thick, fleshy, rhizomes• Prefer moist soil
  25. 25. Lady’s Mantle• F Fuzzy bl green blue leaves• Grown mostly for foliage and shape• Excellent cut flower• Light shade• Zone 4• Summer flowering
  26. 26. Liatris• Tall spikes of p ple or purple o white flowers• Ideal cut flower• 1 3 feet tall 1-3• Spikes open at the top• Prefers sandy soil• Divide clumps every 3-3 4 years• Replacement for Lythrum purple Lythrum-purple loosestrife• Fall flowering• Native to North Dakota
  27. 27. Lupine• Bl Blooms in early i l summer• Does not like hot stressful locations• 1-3 feet tall• Perennial herb• Attractive foliage• Di id clumps Divide l every 3-4 years• Zone 4
  28. 28. Lungwort• E l bloom Early bl• Prefers shade• White blue pink White,blue, flowers• Usually grown for yg foliage—white spotted leaves• 12 inches tall
  29. 29. Oriental Poppy• P Paper lik blooms like bl• Short bloom period• Foliage disappears after bloom• 36 inches tall• Provide mulch for winter survival
  30. 30. Peony• Ri h organic soil Rich, i il in full sun• Plant with care• Single blooms hold up better• Planting depth very important
  31. 31. Duchesse de Nemours Charles Burgess Charles Burgess
  32. 32. Purple Coneflower• Showy wildflower Sh ildfl• Long lasting flowers• Echinacea• 2-3 feet tall• Herbal remedy• Drought tolerant• Do not dig without permission• Many new colors• Summer flowering
  33. 33. Russian Sage• Fi l divided, Finely, di id d fragrant, silver- gray leaves• Spikes of lavender- blue flowers• Drought tolerant• Attracts butterflies• Zone 4• Summer blooming• 1995 perennial p a t of the year plant o t e yea
  34. 34. ‘Blue Spires’ ‘Little Spire’
  35. 35. Shasta Daisy• M re-bloom if May bl dead headed• Mulch for winter• Single and double flowers• Perennial plant of the year in 2003• Butterfly gardens• Cut flower• 18-36 inches tall• Zone 4
  36. 36. Sedum• A Attractive in the i i h winter• Tolerates drought• Easy to care for• Full sun• Fall blooming
  37. 37. ‘Indian Indian Chief’ ‘Stardust’‘Autumn Joy Autumn Joy’
  38. 38. Feather Reed Grass• N Narrow clumps of l f green foliage• Good vertical accent• 3-5 feet tall, shorter in dry areas• Zone 4 ‘Karl Forester’
  39. 39. Festuca Elijah Blue• Cl Clump forming f i• 8-12 inches tall• Zone 4
  40. 40. Ribbon Grass• B i h green and Bright d white arching g grass• Vigorous spreader• Will tolerate poor soil• Cool season• 2 5 feet tall 2-5• Zone 4
  41. 41. Big Bluestem• H d l Hardy,clump- forming• 5-6 feet tall• Robust native grass• Turns light reddish after frost• Seed head resembles turkey bl t k foot• Little Blue Stem also good
  42. 42. Acknowledge Harlene Htterman-ValentiNDSU

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