… was off-center. While leaf shoots are true to center, we knew that a flower shoot powers up in a slightly different way. Again: it’s subtle but telling! Horticultural intuition. Both Deb … We called upon the folks at the Huntington Library, Art Collections, and Botanical Gardens in San Marino, California; Smithsonian Gardens in Washington, D.C.; Phipps Conservatory and Botanical Gardens in Pittsburgh, Pennsylvania; …
Type: Blog
… this is the optimal window to prune apple trees for plant health. Over the years, I have been in every tree many, many times. Some are easier to prune than others, and some are downright … branch directional training that increases production and lessens apple weight-load breakage in late summer. The apple arbor in bloom, April 2012. New whipstock was planted on half of the arbor a few years ago, and the new …
Type: Blog
… close to the temperatures indoors, meaning mid- to late September. Before you move everything in, however, there are four quick steps you’ll want to take to help ensure a successful winter of … cuticle (a protective waxy layer on the leaf), making it more vulnerable to disease problems in the future. Large-leaved plants are particularly susceptible to spider mites. Spider mites … urge to repot unless necessary. Sometimes plants have simply grown too large for their pots, in which case it’s OK to repot. But don’t repot if the plant doesn’t need it, as this adds …
Type: Blog
… Research Institute—among others, discovered for the first time how the tropical rainforest in South America responded to the asteroid impact that ended the reign of dinosaurs, approximately 66 million years ago. Their new study, published in Science , shows that the event caused an approximate 45 percent extinction of plants in what is now Colombia. This research took almost two decades, discovering more than 6,000 …
Type: Research
… you also know that this feeling is fleeting. Those beautiful colors and unusual varieties are in their prime now, when the hot summer days and good strong rains are perfect support for a fruiting pepper plant. In just a month or two, the number of varieties will start to dwindle and your hot spicy recipes … to lessen the heat. If you like it hot, leave your peppers whole. Just poke or slit holes in the side of the pepper to expose the inside to the pickling liquid. Be sure your pickles are …
Type: Blog
… the pumpkin and enjoy the show. You can repeat this as many times as you like. First pour in the baking soda Then slowly add the dishwashing soap Red food coloring goes in next Eruption! What is happening: This is an acid/base chemical reaction. The vinegar is … a “base.” Whenever you combine an acid and a base, the reaction produces a salt and water. In the case of baking soda and vinegar, there is a second reaction that produces carbon dioxide …
Type: Blog
… fly through the Chicago area to their nesting habitats up north, while others return and stay in the area. Spring is the season for laying eggs, because it gives the juvenile birds all summer to mature and become strong before they need to migrate in the fall. Also, as spring turns to summer, the growing chicks require more food. The trees … including these: A plastic netting or mesh bag, like the kind oranges and apples are sold in Scraps of yarn or strips of fabric cut 1/4 inch wide and at least 6 inches long (longer is …
Type: Blog
… with similar climatic conditions. The herbaceous plants under evaluation are grown outdoors in side-by-side trials for a minimum of four years; vines and shrubs are evaluated for a minimum … and winter injury. Twenty comparative trials are currently underway, including trials in the Shida Evaluation Garden featuring abelias ( Abelia ), bugleweeds ( Ajuga ), goatsbeards ( … ( Hydrangea arborescens ), and stonecrops ( Hylotelephium ). New* and ongoing trials in Lavin Plant Evaluation Garden include hyssops ( Agastache ), masterworts ( Astrantia ), false …
Type: Staff bio
… that you can show off the beauty of small flowers that always sing backup to showier blossoms in large arrangements. Also, you can use aromatic herbs with small leaves as filler greens to add … inside the cap. Begin sticking the flowers into the foam. Here, we started with a waxflower in the center and added smaller flowers and herbs around it. Cut the flower and herb stems about 3 inches. You can trim them shorter depending on the desired height in the arrangement. Stick them into the foam. You might want to start with one of your larger …
Type: Blog
… I study biodiversity and restoration in the tallgrass prairie. My post-doctoral research is focused on seed mix design for restoration … that is, which planted seeds and species are likely to germinate, emerge and establish in restored prairies. …
Type: Staff bio
