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  • … with a much-delayed flowering cycle that translates into more Genovese-flavored basil leaves to enjoy in the kitchen. Strong, sturdy plants up to 3 feet in height don't need staking when grown in moderately fertile, well-drained soils in …
    Type: Garden Guide Plant
  • … foliage are loaded with nectar, attracting a large number of pollinator insects. Plant in full to partial sunny locations in moisture retentive soils and allow room for the plant to moderately spread by rhizomes over the years. Late summer these plants are swarmed by an …
    Type: Garden Guide Plant
  • … species and can reach a height of 5’ with a spread of 10’. It can be trained with a support to give it more height or allowed to spread its weeping branches. It prefers cool, moist, well-drained soils in full sun or partial shade and will even tolerate full shade. Plant in a site protected from the wind. It can be pruned heavily in the spring for hedging. …
    Type: Garden Guide Plant
  • … green leaves on strong stems. The exceptionally large flowers are particularly subject to damage from strong winds and should be sited in the garden with this in mind. Plant this tulip in full sun and in well- drained soil that dries in the summer to encourage repeat blooms. …
    Type: Garden Guide Plant
  • … rich purple flowers on tall spikes that attract all kinds of pollinating insects in addition to migrating hummingbirds. The fuzzy green leaves on this cultivar are splashed with a … waterings in a location where the butterflies, moths, and hummingbirds that are attracted to the flowers can be easily seen and enjoyed. …
    Type: Garden Guide Plant
  • … Misty-blue flowers appear from July to September on silver stems above gray-green foliage on this rugged perennial. Plant in full sun in average soils and water only enough to establish the root system. Pollinators love the nectar-rich flowers while deer avoid the …
    Type: Garden Guide Plant
  • … this unusual zinnia cultivar. Plant this zinnia in full sun and in moderate soils, and water to establish seedlings and thereafter only during droughts. It thrives during warm summer days. Zinnias benefit from a little "elbow room" to allow air movement around the leaves and so decrease the incidence of downy and powdery …
    Type: Garden Guide Plant
  • … Blooms are pink turning to white. …
    Type: Garden Guide Plant
  • … Climate change is shifting flowering dates in polar and temperate regions around the world, but we know … occur on an earlier calendar date under climate change. However, plants can also be exposed to novel environmental conditions when life-cycle events occur earlier, because different aspects … example, temperature and precipitation). We are experimentally causing plant life-cycle events to occur earlier by shifting spring snowmelt date in the Colorado Rocky Mountains (using black …
    Type: Research
  • … There’s less mystery in the natural history of aquatic green algae and its relationship to land plants, thanks to research co-led by Chicago Botanic Garden scientist  Norm Wickett , Ph.D., published this week … a common ancestor with green algae, but there has been some debate as to what form of algae is the closest relative, and how some of the major groups of land plants are related to each …
    Type: Blog