Archive for the ‘acidic soil’ Category

Autumn/Winter Garden Dressup

It’s fall and many gardeners take leave of their garden until spring. Autumn is a great time to create new color schemes that will carry over into the winter garden. It’s just like spring all over again! Frost hardy flowering plants get their turn, such as pansies, violas, snapdragons, and diascias (USDA Hardiness zone 7), […]

Fall Blooming ‘October Skies’ Aster

From Maine to Texas, the aromatic asters (Symphyotrichum (Aster) oblongifolius) are great garden performers in the fall garden (USDA hardiness zones 5–8). The cultivar ‘October Skies’ is one of the best. Plants are covered with lavender blue flowers (up to 1 ¼ inches in diameter) from late September thru late October. Each flower displays a gold button center. […]

‘Tamukeyama’ Japanese Maple One Of The Best

Tamukeyama Japanese maple (Acer palmatum ‘Tamukeyama’) is a long-lived botanical treasure (USDA hardiness zones 5-8). Tamukeyama is a short 6-8 feet tall multi-stemmed deciduous tree. It grows slightly taller and its foliage tolerates hot summer sun better than ‘Crimson Queen’. Tamukeyama grows best in full sun to partial shade. It prefers moist well-drained soil and […]

Swamp White Oak Gaining In Popularity

Swamp white oak (Quercus bicolor) is an underutilized large native oak whose ornamental attributes have captured the attention of municipal arborists (and perhaps you as well). (USDA hardiness zones 4 to 8). Swamp white oak is a medium to large sized deciduous shade tree, 50 to 60 feet tall and wide, and a broad, irregularly […]

Swamp Milkweed Is Monarch Butterfly’s Favorite

Swamp milkweed (Asclepias incarnata) is an erect, clump-forming, U.S. native plant indigenous to swamps, bottomlands and wet meadows (USDA hardiness zones 3 to 6). Obviously, it prefers moist soils but grows equally well in average, well-drained garden soils. Full sun is best, but copes with some light shade. As its common name indicates, it makes […]

English Oak Demands A Moist Well-drained Soil

Thinking about English oak (Quercus robur) brings to mind Robin Hood and Sherwood Forest. This majestic oak forms a broad spreading crown supported by a short sturdy trunk with a medium-brown, deeply-fissured bark (USDA hardiness zones 4-8). A young tree exhibits a pyramidal form. In a city park or golf course, it typically grows 50-70 […]

Mexican Sunflowers Thrive In A Hot Summer

Mexican sunflower (Tithonia rotundiloba) is a fast growing annual that produces vivid orange-red zinnia-like flowers from early summer to autumn frost. It is native to Mexico and Central America. Dark green leaves remain blemish-free all summer long. Snails and slugs are occasional pests during wet summers or when irrigated overhead. Plants grow 3-4 feet tall […]

Avoiding Crape Myrtle Hardiness Problems

Late summer (September 1st) is your deadline to plant crape myrtles (Lagerstroemia spp.) in USDA hardiness zone 6. Your primary objective should be to grow deep plant roots. Crape myrtles are classified as perennials in northerly areas of zone 6. In many years their woody branches die back after a cruel cold winter. The hardy […]

Exclamation™ London Plane Tree Is A Game-Changer

Exclamation! London Plane Tree (Platanus x acerifolia Exclamation!™) is probably one the most improved cultivars to date (USDA hardiness zones 4-8). Exclamation! was introduced by Dr. George Ware at the Morton Arboretum and released through the Chicagoland Grows® program. Exclamation! develops a strong central leader, a uniform upright pyramidal shape (when young), a vigorous growth […]

Four Old Fashioned Hostas Continue To Delight

During my annual summer travel to public gardens around the U.S., several clumps of old-timey hostas that were popular in the 1960’s and ’70’s caught my eye. These hosta beauties still own their garden place. Here are listed only four, but there are so many more. ‘Gold Standard’is an old-time favorite. In August multiple pink-lavender […]