Monthly Archives: November 2016

The Cotinus Craze

Smoketree, the common name for the genus Cotinus, aptly describes the hazy, smoky look of the flowers sported by this fabulous plant. Best described as a deciduous large shrub or small tree, Cotinus boasts species with varying heights, unique summer flowers, outstanding fall color and low maintenance requirements, all features that can make it an excellent addition to your landscape.

Cotinus Care

Thriving in full sun, the smoketree isn’t particular about soil conditions; it is drought tolerant and virtually disease and pest-free. Cotinus does, however, require excellent drainage, and it is important that the soil not be soggy or compacted which will choke off roots. Although this plant may be pruned for size it is important to remember that the flowers appear in the late spring on old wood, therefore, fall or early spring pruning will eliminate the smoky flowers. When pruning is required to maintain size or shape, consider coppicing (cutting entire bush down to 12″ tall in early spring) every other year. This allows you to enjoy the flowers on alternate years but keep the plant to a manageable size.

Cotinus Varieties

We recommend two species and various varieties of Cotinus because of their sizes, colors and landscape beauty. The large C. obovatus, American Smoketree, is native to the eastern United States. A large specimen grows to 20′ tall and wide, with large bluish dark green leaves. In the fall, the leaves turn bright yellow, orange and bronzed red.

The smaller C. coggygria generally grows to 15-20′. The flower puffs of the purple-leaved cultivars ‘Purpureaus’, ‘Royal Purple’, ‘Norcutt’s Variety’ and ‘Velvet Cloak’ appear even stronger purple than the dramatic leaves. Especially when positioned against a light colored fence or wall, the purples seem to glow.

On the other hand, ‘Golden Spirit’, growing to only 7′ tall with lime green spring leaves, stands out against dark walls and fences, whether in the ground or in a container. ‘Pink Champagne’ pairs tannish-pink flower puffs with green leaves for a 10′ tall and wide, clean, contemporary look.

One of our favorites, ‘Grace’, is a hybrid of the two species. Growing to 15′ tall and wide, the purple leaves create a beautiful backdrop to large, deep pink smoke puffs. Autumn foliage colors include orange and a stunning red/purple/bronze.

Choosing Your Cotinus

With so many varieties of this stunning plant available, it can be difficult to choose your best Cotinus. Check the specific growing conditions for each variety, as well as its mature size, when selecting one for your landscape. Care for it meticulously until established, and you’ll be rewarded with many years of dramatic beauty to enjoy.

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Versatile Hydrangeas

Tall or short, red, pink, purple, blue, white and shades in between, few shrubs provide the versatility of hydrangeas. Generations of gardeners have loved and designed their gardens using these showy shrubs as summer privacy screens, landscape focal points and beautiful cut flowers. Now, thanks to new hydrangea introductions, there are even more ways to use them.

Discover the Newest Hydrangeas

New types of hydrangeas are being introduced every year, and these showstoppers are fast favorites among both experienced hydrangea aficionados as well as newcomers to the hydrangea craze.

  • ‘Endless Summer’
    Termed “the best new flowering shrub of the decade” by some gardeners, this cultivar has gained a reputation as the first “reblooming” hydrangea. Blooming from early summer to first frost on both new and old wood, it is unfazed by high heat or extreme cold. Now gardeners in colder microclimates can grow beautiful low maintenance 3-5’ tall and wide hydrangeas. The 8″ diameter mophead balls of light blue or pink flowers bloom the entire summer.
  • ‘Bloomstruck’
    A dwarf ‘Endless Summer’ this hydrangea grows to only 2-4’ tall and wide with pink or blue 4-5″ diameter mopheads on upright red-purple stems. Perfect for containers, in smaller gardens or in the front of cutting beds, it also graces balconies and decks. In fall, red-purple colored leaves extend the beauty.

Color Tip: Change the flower colors of ‘Endless Summer’ and ‘Bloomstruck.’ The soil pH affects the flower color of many hydrangeas. To intensify the pink color, decrease the acidity by adding hydrated lime. To intensify the blue color, increase the acidity by adding sulfur. Our staff can suggest products to help you determine your soil pH and the amount of lime or sulfur to use.

  • ‘Quickfire’
    Also known as Hydrangea paniculata, this variety blooms earlier than most other hydrangeas and has flowers along an elongated stalk. The flowers, blooming on new wood, open as white, gradually turning to pink in the summer and darker rose in the fall. The soil pH does not affect the flower color. As one of the hardiest hydrangeas, this beauty grows to 6′ tall in most soils, full sun or dappled shade and tolerates drought conditions.
  • ‘Little Quickfire’
    A dwarf form of ‘Quickfire,’ this tiny powerhouse has all the beauty and benefits of its bigger relative but in a small package. Growing only to 3-4′ tall with a slightly larger spread, this hydrangea makes a big statement in a little space when covered with blooms and can be an ideal choice to start out with hydrangeas.
  • ‘Bobo’
    Another paniculata hydrangea, this variety creates huge drama for such a little plant. Growing only to 3′ tall and wide, it’s a thriller in containers, and easily won the Gold Florall medal for best novelty plant. ‘Bobo’s early season white flowers also bloom on new wood and cover the plant on strong overhead stems. Unaffected by soil type or pH, this hardy hydrangea steals the show wherever it is planted.

No matter how you use these newcomers in your landscape – larger varieties in the back of beds or as borders, smaller options in the front or in containers – their long-lasting flowers will make you think summer truly is endless.

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Pruning Red Raspberries

There’s an unfounded rumor that raspberries are difficult to prune. This isn’t true if you understand the type of raspberry in your garden. Summer-bearing raspberries produce only one harvest per year while everbearing, or fall-bearing, raspberries can produce two harvests.

Raspberry Types

Summer-bearing raspberries plants bear fruit on one type of cane, a floricane. These large, thick canes grow fruiting lateral branches. Most of the purple and black raspberry varieties and some red varieties are summer-bearing plants.

Everbearing raspberries grow two types of fruiting canes, floricanes and primocanes. The floricanes are similar those of the summer-bearing raspberry. However, the primocane has no lateral branches. Instead, the fruit buds are located on the thick cane. Most red and yellow raspberry varieties are everbearing.

No matter what type of raspberry you grow, proper pruning improves production and the taste of the fruit, the appearance of your garden and makes it easier to harvest the delicious fruit.

Raspberry Pruning Tips

If you are growing summer-bearing raspberries, you will follow a cycle of pruning out the older floricanes, which already bore fruit. If you are growing ever-bearing raspberries, you will prune out floricanes and the top one-third of the primocanes where fruit developed in the fall. However, you can choose a second option for pruning everbearing raspberries. Simply cut the entire plant to the ground in early spring to produce berries from fall until the first frost. This sacrifices the summer harvest, but puts all plant energy into fruit production for fall harvest, creating a larger, more robust crop. It also protects the canes from any extreme winter conditions and reduces insect damage. Using row covers or greenhouses to maintain a warmer temperature easily extends the harvest season later into the fall.

To simplify the pruning process…

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When you grow your own berries, you know exactly how they were grown, you save money, and best of all, they taste great, even with dirt under your fingernails!

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