… to foliar diseases. The genus Spiraea consists of small- to medium-sized flowering shrubs with a fine-textured twiggy mounding habit. The small simple leaves are generally lance-shaped …
Type: Garden Guide Plant
… of 6 feet, but in shady areas may be closer to 3.5 feet. The long arching stems are covered with pairs of oval leaves. The plants usually grow wider than tall and in the wild is found …
Type: Garden Guide Plant
… for its densely branched habit and very lustrous foliage that can handle hot, dry weather with ease. Although its white flowers are typical of other arrowwood viburnums, the buds are …
Type: Garden Guide Plant
… long-lasting white flowers and no fruit. This large shrub will grow to a height of 12’ with a similar spread. The flowers fade to a pink color that gives this shrub its cultivar name. …
Type: Garden Guide Plant
… display of rosy red flowers has ended, the variegated foliage is in full display...mid-green with a bright golden chartreuse border. Planting in full sun will give you the most abundant …
Type: Garden Guide Plant
… <p>For at least a month in late spring, Purple Leaf <em>Weigela</em> is loaded with clusters of rosy pink flowers, set off against its distinctive purple foliage. Then that …
Type: Garden Guide Plant
… look for insect pests. Here are some common conditions: Healthy and wilted cyclamen Cyclamen with dry soil Wilting When leaves and flowers droop, it may signal not enough water or too much … way to check is to pop the plant out of the container and look at the soil. This works well with small pots. You can sometimes tell by the weight of the pot—it’s lighter when dry. If you … out and use a serrated knife or your fingers to split the root ball into two. This can be done with many plants that have multiple stems arising from the soil. Add some fresh potting mix in …
Type: Plant Info
… and endangered plants around the world. A half-black bumblebee on a chaste tree (Vitex spp.) with pollen on its face and in the pollen sac on its hind leg. Photo by Nick Dorian. What is … for maintaining pollen collections and testing pollen viability. Sharing this knowledge with other institutions is critical for building the pollen storage network needed to protect the … plants in botanic garden collections. We’re also conducting pollen research in partnership with other botanic gardens globally to advance our understanding of plant reproduction to make …
Type: Research
… or combinations of plants together when they work well—a good combo is a great thing to share with other gardeners! Jot It Down For those who like to use their hands (what gardener doesn't?) … The venerable Mother Earth News has a wide-ranging app that's free : motherearthnews.com Smartgardener.com (no relation to our monthly column!) has a free online journal that looks good and is easy to …
Type: Plant Info
… Learn more about how to grow coleus . Cosmos Easy, dependable, and tough, cosmos are annuals with flowers in white, yellow, orange, pink, violet, crimson, and bicolors. Depending on the … a few inches above the tuber, brush off the soil, and let them dry. Place them in a paper bag with peat moss and store in a cool, dry place. Sneezeweed (Helenium) Sneezeweed is an … which featured nearly 100 different tender salvias (five of each plant), was widely popular with the Garden’s visitors a few years ago. Discover the plants that ranked best . Stonecrop …
Type: Plant Info
