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Explorer shrub rose: Rosa Champlain

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Explorer shrub rose: Rosa Champlain

'Champlain,' named for Samuel Champlain, who founded the city of Quebec in 1608, is one of the Canadian Explorer series bred in Ottawa. Named for North American explorers, the group was bred for cold and wind tolerance. 'Champlain' has glossy, dark-green foliage that shows off its clusters of dark-red blooms. A compact rose that grows to 3 feet, it is hardy to Zone 3 and virtually immune to disease.

Profile

Plant typerose
Hardiness zones3 to 9
Lightfull-sun-to-part-shade
Height up to 3 ft.
Spread up to 3 ft.
Habitshrubby
Soil moisturemoist
Bloom timefall,summer
Flower colorred
Bloom size3 in. to 3 in.
Foliage colordark-green

did you know?

There are approximately 170 species of roses that are native to North America, and they range naturally from the edge of the Arctic tundra to the swamps of the Southeast and the mountains of the Southwest.

general maintenance:

When leaf buds open in spring, remove dead and diseased branches and crossing and weak canes. Deadhead spent blooms to promote flowering. In areas where frost occurs, discontinue deadheading and fertilization in early fall to prepare for dormancy.

pests/diseases:

In humid regions, fungal diseases (black spot, powdery mildew) may stunt and discolor leaves. Common pests include aphids, spider mites, and Japanese beetles, but damage is well tolerated.

controls:

Spraying is rarely necessary, as this rose is immune to most insect pests and diseases. To discourage fungal diseases, avoid wetting foliage, and remove and dispose of fallen leaves. Spray a mixture of 4 teaspoons baking soda and 1 tablespoon horticultural oil per gallon of water; repeat weekly. For aphids and spider mites, use horticultural oil, following package directions. Handpick Japanese beetles and destroy.

how to sow/plant:

Choose a sunny site with fertile, well-drained soil, and amend with well-rotted manure or compost. Plant container-grown roses in spring or fall (at least a month before frost) at the same level they were in the pot. Plant bare-root roses in early spring; before planting, soak entire plant in water for 12?24 hours to replace lost moisture. Dig a 2-by-2-foot hole. Return some soil to hole, forming a 1-foot mound. Place plant on the mound, fanning out roots. In Zones 6 and warmer, set bud union just above soil level; in Zones 5 and colder, set bud union 2?4 inches below soil level. Cover roots with soil, and water thoroughly, but do not fertilize at this time.

water and fertilize:

Monitor soil moisture all season; use soaker hose to give roses an inch of water weekly during dry weather. Once newly planted bare-root roses break dormancy, feed with an all-purpose fertilizer at half rate, following package directions. After the first season, feed with balanced organic fertilizer in early spring and again in early summer at first bloom, and spray bushes with kelp extract in early fall.

garden hint:

Fertilizing roses late in the season (less than 6 weeks before first frost) actually decreases their winter hardiness—belated feedings promote tender new growth and the production of new canes that won’t mature fully and harden off before winter’s onset.

features:

  • Attractive Fruit
  • Deciduous
  • Disease Resistant
  • Fragrant

garden uses:

  • Edging
  • Flowerbed borders
  • Ground Cover

other uses:

  • Cut Flower
  • Everlasting (>)
  • Potpourri

combine with:

a range of perennials. At Turkey Hill, Martha integrates roses into many of the flower beds, mixing them with peonies phlox, monkshood Japanese anemones euphorbias, and meadow rues

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