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  • The Austrian pine can grow to 70’ in height with a spread of 40’. As a young tree it has a pyramidal shape, but as it matures it will take on a more umbrella shape. The 6” needles grow in bunches of two and may persist for three to four years. This tree is adaptable to different soil conditions, but does require …
    Type: Garden Guide Plant
  • The bright fiery red of Karma Irene ( Dahlia 'Karma Irene') and the waterlily form will sparkle in any garden setting, especially in groups of 3 or more plants.  Bred for the cut flower … on tall straight stems.  A favorite in Europe and Netherlands, the 6 inch blooms are on 3 to 4 foot plants, and will shine in arrangements. Dahlias are not hardy in the Chicago region, so …
    Type: Garden Guide Plant
  • … Q. What is the recommended procedure for overwintering annual geranium plants? A. There are several procedures gardeners use to overwinter unusual or hand-to-find Pelargonium cultivars. Not all methods have the same … rate. During winter, Pelargonium plants appreciate cool conditions with a 10-degree difference in night temperatures. The most reliable method consists of taking stem cuttings in spring or …
    Type: Plant Info
  • … Pale yellow flowers towards the tips of sprawling stems appear in June and July on this diminutive perennial adapted to well drained soils and sunny locations. Ideal for rock garden, trough or container gardens. …
    Type: Garden Guide Plant
  • … peonies. They are deciduous shrubs that have woody stems unlike bush peonies which dies back to the ground in the winter. They can grow to five feet tall and four feet wide in moist, well-drained soil. …
    Type: Garden Guide Plant
  • … an urban and spatial ecologist with a focus on urban trees. Her research focuses on assessing the spatial distribution of plant species in cities and the value of this biodiversity for ecosystem function and conservation in urban landscapes. She addresses scientific questions …
    Type: Staff bio
  • … d'Or' is an Orienpet lily: a cross between an Oriental lily and a trumpet lily. It grows 3 to 5 feet tall and blooms in late July to early August. The background color of the large flowers is white, with a large blaze of yellow in the center …
    Type: Garden Guide Plant
  • … of peat moss, vermiculite and perlite. They are lightweight, sterilized and well-suited for the common foliage houseplants. Regular garden soil is not recommended for houseplants since … soilless mixes also include a slow-release fertilizer. If none is included, you might want to mix a very dilute liquid solution of a balanced houseplant fertilizer into the plant’s regular watering schedule since soilless mixes contain fewer nutrients than are found in good garden soil. …
    Type: Plant Info
  • … Deep sapphire blue petals surround the central mass of dark purple stamens on this sprawling vine. This cultivar is ideal for use on low arbors and arbors or can be used as a groundcover for banks and other larger … nectar and pollen rich flowers attract pollinating insects and hummingbirds while chemicals in the leaves deter deer and rabbits. …
    Type: Garden Guide Plant
  • … Join an in-depth exploration of home garden design and installation. With a mix of lectures, workshops, and walks, you will create a plan for your home garden that incorporates plant spacing, plant selection, and the importance of dynamic bed lines. Garden walks will be included. Dress for the weather.   …
    Type: Item Detail