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  • … series. It is best grown in full sun with room to grow to its full height, and space around it for air circulation to discourage foliar diseases such as black spot and powdery mildew. Like … of Sumer (2350 – 2300 BC). The Romans grew a large acreage of roses under glass to harvest for flower petals and fragrant oils. The hundred native species of roses are scattered across the …
    Type: Garden Guide Plant
  • … Members of the genus Syringa , commonly known as lilacs, are shrubs or small trees prized for their showy and fragrant blooms in late spring. The individual flowers are tubular in form … of pale purple, some species and hybrids have pink or white blossoms. Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be …
    Type: Garden Guide Plant
  • … Members of the genus Syringa , commonly known as lilacs, are shrubs or small trees prized for their showy and fragrant blooms in late spring. The individual flowers are tubular in form … of pale purple, some species and hybrids have pink or white blossoms. Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be …
    Type: Garden Guide Plant
  • … Members of the genus Syringa , commonly known as lilacs, are shrubs or small trees prized for their showy and fragrant blooms in late spring. The individual flowers are tubular in form … of pale purple, some species and hybrids have pink or white blossoms. Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be …
    Type: Garden Guide Plant
  • … Members of the genus Syringa , commonly known as lilacs, are shrubs or small trees prized for their showy and fragrant blooms in late spring. The individual flowers are tubular in form … of pale purple, some species and hybrids have pink or white blossoms. Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be …
    Type: Garden Guide Plant
  • … Members of the genus Syringa , commonly known as lilacs, are shrubs or small trees prized for their showy and fragrant blooms in late spring. The individual flowers are tubular in form … of pale purple, some species and hybrids have pink or white blossoms. Lilacs begin to set buds for the following year shortly after they finish blooming; if pruning is desired, it should be …
    Type: Garden Guide Plant
  • … by birds. The arrowwood viburnum is one of the hardiest and easiest to grow of all viburnums for the garden. This shrub is a Chicagoland Grows® selection. Chicagoland Grows® is a plant … home landscape due to their range of sizes and cultural adaptability. Some viburnums are noted for their fragrant flowers; most bear small fruit that may add visual interest. Many viburnums …
    Type: Garden Guide Plant
  • … REDWING® American cranberrybush viburnum was selected for its densely branched form, good growth rate and attractive, red-tinted new foliage. This … home landscape due to their range of sizes and cultural adaptability. Some viburnums are noted for their fragrant flowers; most bear small fruit that may add visual interest. Many viburnums …
    Type: Garden Guide Plant
  • … to look and behave the way they do. Use biomimicry concepts to create engineering challenges for students to solve human problems. CPDUs: 18, Graduate credit: 1 (optional; additional fee) …
    Type: Item Detail
  • … New! Make an adorable 6-inch bunny who is all dressed up for trick or treating—in your choice of a pumpkin or candy corn costume. Learn the basics of …
    Type: Item Detail