Archive for the ‘acidic soil’ Category

Christmas Ferns Are Easy To Grow

On a woodland hike in the eastern U.S., lush colonies of evergreen Christmas fern (Polystichum acrostichoides) flourish along the moist slopes (USDA hardiness zones 3 to 8). This native perennial fern favors either a deep or light shade environment. A vigorous clump may grow 18 – 24 inches in height and width. Set new plants […]

Soil Sampling Is Good Insurance

Do you know what your soil needs to grow a great lawn, flower, or vegetable garden? If you haven’t analyzed the soil in the past five years, get it done in any season. Most gardeners do it in late winter when university, state, and private soil labs are busiest. The local Extension office or a […]

European Hornbeams Serve As Great Garden Sentinels

Upright European hornbeams (Carpinus betulus cvs.) are versatile small to medium-sized deciduous trees that fit most landscape settings. Depending on which cultivar you select, the tree stands with a narrow vertical profile. It grows 35-40 feet tall and 15-20 feet wide. It’s cookie cutter by design as a street tree or tall narrow hedge. Hornbeams […]

Shagbark Hickory

Most tree lovers don’t plant U.S native shagbark hickory (Carya ovata) (USDA hardiness zones 4-8). Instead, they often inherit one when purchasing property. Shagbark hickory is notoriously difficult to transplant and grows very slowly in its early years. Like oaks (Quercus spp.) and beeches (Fagus spp.), hickories are long-lived, often standing tall in an open […]

2014 Perennial Plant Of the Year: ‘Northwind’ Switchgrass

Northwind switchgrass (Panicum virgatum ‘Northwind’) is a 4 to 5 feet tall native prairie grass (USDA hardiness zones 4–9). There are many fine switchgrass varieties, but its Northwind’s vertical form and steel blue foliage that makes it a standout. Northwind switchgrass has been selected the 2014 Perennial Plant of the Year. By mid-summer its lacy soft pinkish […]

‘Summer Cascade’ Is A Very Different Weeping River Birch

Summer Cascade is a new weeping river birch (Betula nigra Summer Cascade™ (PPAF). Its pendulous branching habit represents a unique change for river birch. Its strong weeping nature creates a divine focal point planted next to a pond, deck, or patio. Left unstaked, Summer Cascade’s strong pendulous habit naturally grows into a shrub mound or […]

‘Grey Owl’ Juniper Is Tough Carefree Evergreen

Some people rate junipers as over-planted or bygone landscape plants. Juniperus virginiana ‘Grey Owl’ is a cultivar of our native Eastern Red Cedar (USDA hardiness zones 3 to 9). Eastern red cedar is actually a juniper. This flat spreading evergreen develops into a reliable ground cover not plagued with disease and pest problems observed on […]

Norfolk Island Pine Makes Decorative Holiday Tree

Norfolk Island Pine (Araucaria heterophylla) is native to tiny Norfolk Island located in the South Pacific. This tropical evergreen tree is now planted around the world and appears to be hardy in Northern Florida (USDA hardiness zone 9). In the wild this fast-growing tree grows to 80 feet in height. Norfolk Island Pine makes a […]

‘Ogon’ Dawn Redwood Offers 4-Seasons Interest

Dawn redwood (Metasequoia glyptostroboides ‘Ogon’ (aka ‘Gold Rush’) is a stunning foliage color variant (USDA hardiness zones 5 to 8). Metasequoia was thought to be extinct until the mid-1940’s when rediscovered in China. Its leaves were commonly found imprinted in fossil rocks. When developing your landscape plan, place Ogon where it will become a focal […]

Japanese Umbrella Pine Is Unique Among Evergreens

Umbrella pine (Sciadopitys verticillata) is an outstanding evergreen large shrub or medium-sized pyramidal tree. Initially, umbrella pine grows slowly, only 6 to 8 inches annually, but growth rate picks up after 4-5 years. A young 3-foot tall plant may reach 20 to 30 feet tall in 25 years and double that at maturity. Its leaves […]