Archive for the ‘Soil drainage’ Category

Japanese Cornel – Notable Cultivars

Starting in late February, Japanese cornel (C. officinalis) burst into bloom with clusters of yellow flowers (zones 5–8). Native to Japan, China, and Korea, this lovely small tree (or large shrub) is one of a few plants that is an early harbinger of spring.  Here are notable cultivars: ‘Sunsphere’ grows 20-25 feet high and is an exceptional heavy bloomer with […]

Lacebark Pine

Lacebark pine (Pinus bungeana) (USDA hardiness zones 4-8) is arboreal mid-sized gem is a lovely 3-needle pine. It is a slow-growing pine with an absolutely exquisite exfoliating patchwork bark which becomes more attractive as the tree ages. Some of the best specimens that I have witnessed are planted on the New York Botanical Gardens in […]

More Cool Small Flowering Shrubs

For many urban gardeners, landscape space is very limited. Here are several showy shrub choices along walkways and perennial border, and in deck and patio containers. Each year the list of dwarf shrubs continues to get longer. They are low maintenance, including very little annual pruning. Shrub Roses – like Drift™ and Flower Carpet™ roses- […]

Four Tree Conifers Which Should Be Planted More

Nordmann fir (Abies nordmanniana), aka Caucasian fir, is native to the Caucasus Mountains (USDA hardiness zones 4-6). This dense pyramidal conifer grows to 50 feet tall and 20 feet wide and are typically branched to the ground. Their flat dark green shiny needles (up to 1 ¼ inches long) feature two white bands on the […]

So Many Great Amsonias

Amsonias, commonly called blue star, are a group of easy-to-grow, long-lived native perennials. These highly dependable plants offer three-seasons of landscape interest: showy, long-lasting blooms in spring (mostly in May); threadlike green foliage in summer; and yellow foliage in fall. Amsonias are native primarily to North America and belong to the dogbane plant family (Apocynaceae). This clump-forming perennial has […]

2022 Perennial Plant Of the Year – Little Bluestem

The Perennial Plant Association (PPA) has named its 2022 Perennial of the Year — Little Bluestem (Schizachrium scoparum) (USDA hardiness zones 3-9). This ornamental grass was chosen because it is suitable for a wide range of growing climates, is low maintenance, and offers multiple-season interest. This North American prairie native grass is adaptable to many […]

Poinsettia Care

Poinsettias (Euphorbia pulcherrima) have become a symbol of Christmas and the winter holidays. Their colorful bracts (most people call them “flowers”) are actually modified leaves. Red remains the most popular color, but select from white, pink, burgundy, marbled, speckled and new “tropical shades”. Buy a healthy poinsettia! The small yellow flowers in the center of the […]

Raked Leaves Improve Garden Soil

Don’t rake and send fallen leaves to urban landfills. In a recent poll, nearly one-third of weekly disposable materials are composed of yard waste, newspapers, and food waste. Many of your neighbors are sending bags of “nutrient gold” to landfills. Improve your gardening skills and save money. Adding fallen leaves back into the garden is […]

Empress Tree (Paulownia)

Empress tree (Paulownia tomentosa) is a fast-growing shade tree, in some years adding 4-5 feet of new growth, eventually to reach heights of 40-50 feet and width of 20-30 feet in less than 20 years.  In the first 3-4 years, juvenile trees develop enormous size leaves. Once trees start producing flowers (adult stage), leaves are […]

2020 Evaluation of Russian Sages By CBG

Russian sage (Perovskia spp.) is a popular garden and landscape plant valued for its lavender-blue flowers and long bloom period. Leaves are silvery green leaves. Long cultivated as an herbaceous perennial, Russian sage is technically a subshrub, a plant with a woody base that produces herbaceous stems. Perovskia spp. has recently renamed Salvia yangii and is a member […]