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  • … of lush, purple flowers from late June through August, with the main floral show occuring in July. Stachys have been evaluated by our plant evaluation program. Download A Comparative … Stachys for information on cultivating this beautiful deer- and rabbit-resistant Alpine betony in your own garden. …
    Type: Garden Guide Plant
  • … as a hedge or privacy screen. Although pruning is generally not necessary, it can be pruned in late fall. Fertilize in early spring with a specialist slow-release fertilizer for conifers. …
    Type: Garden Guide Plant
  • … and a width of about 25 feet with straight regular branching and is an excellent shade tree. In the spring it bears hanging clusters of up to ten fragrant yellow flowers which are attractive to butterflies. In the winter the interesting gray bark is a feature. This tree is noted for its resistance to …
    Type: Garden Guide Plant
  • … warm, sunny locations, but tolerates some shade. Protect from hot afternoon sun. Best grown in a soil based potting mix. Water regularly during the growing season, with significantly … is stable and does not topple over. Indoor plants may be taken to shady outside locations in summer. …
    Type: Garden Guide Plant
  • … New! Step into a hidden world of detail and texture in this immersive macro photography class. Explore the art and technique of photographing … focus stacking, creative lighting, and post-processing with Lightroom, Photoshop, and Helicon, in both controlled studio work and hands-on field experience around the Garden. Class is limited …
    Type: Item Detail
  • … home settings to small and large public and commercial spaces. The book will be released in June 2026 and will be available for purchase in class.  Jeff Epping, Jeff Epping Design and Consulting Classroom 4, Learning Center …
    Type: Item Detail
  • … this prairie goldenrod from the others is that it is the first to bloom, starting in late July. Tiny yellow flowers grow in loose panicles atop two to three foot plants. The narrow, alternate leaves taper to the base, …
    Type: Garden Guide Plant
  • … Introduced in 2018 from an Australian breeding program, SKYSCRAPER™ Orange sage is a tender hybrid … full sun. Potted plants should be fertilized occasionally to keep up their vigor. Flowers grow in spikes reaching well above the foliage and the long, tubular flowers pop out of dark …
    Type: Garden Guide Plant
  • … produce dark blue to purple spikes atop the broad-leaved, aromatic foliage. Plant this salvia in full sun and average soil, and water enough to establish the root system. They will produce … cultivar are taller and more of deep purple with red-black bracts. It is named after a city in Germany and is also sold as the cultivar 'Vesuvius'. …
    Type: Garden Guide Plant
  • … than 50 large deciduous trees, gain a greater understanding of the many functions they serve in gardens and the landscape, and discover the wonders they offer year-round. Develop your ability to identify trees using their buds, bark, and habit, in addition to leaf shape and other characteristics. Dress for the weather. Prerequisite: Botany …
    Type: Item Detail