Kumasaka Camellia - 5 Gallon

One of Kumasaka Camellia's greatest gifts to the garden is its bloom season: winter through mid-spring, a time when most flowering plants are completely dormant. The fully double, bright rose-pink flowers are classical in their perfection — symmetrical, full, and richly colored with a formal, organized arrangement of overlapping petals that has made this variety a treasured classic for over 300 years. The glossy dark green foliage provides an elegant, polished backdrop that makes the pink blooms appear even more vivid by contrast. Both the blooms and foliage are excellent additions to indoor winter cut flower arrangements, extending the beauty of the garden into the home.

Kumasaka Camellia grows in an upright habit at a moderate rate, typically reaching 6 to 8 feet tall and wide over many years, with the potential to grow larger with age in ideal conditions. Its naturally upright, somewhat columnar form develops over time into a broader, more open shrub as it matures. The dense evergreen foliage provides year-round screening and privacy even when the plant is not in bloom. For container growing, it can be maintained at a smaller scale through periodic pruning. As an espalier subject, it responds well to training against walls and fences, where the flat form highlights the blooms beautifully.

Kumasaka Camellia thrives in filtered sun to partial shade. Unlike many flowering shrubs that demand full sun, camellias perform best with protection from harsh direct afternoon sun, which can scorch both the flowers and foliage. An east-facing exposure that receives bright morning sun and afternoon shade is ideal. Dappled shade beneath high-branching trees replicates the plant's natural woodland habitat conditions. Full shade is tolerated but typically reduces flowering. Avoid harsh, unobstructed western or southern sun exposures that create extreme afternoon heat and light intensity.

Water Kumasaka Camellia deeply and regularly during the first growing season to establish an extensive root system. Once established, water when the top 3 inches of soil feel dry. Camellias require consistent moisture, particularly during active growth and flower bud development in late summer and fall — the period when the buds for winter blooms are setting. Maintain a 2 to 3 inch layer of organic mulch over the root zone to retain moisture and keep roots cool. Avoid allowing the soil to dry out completely or to remain waterlogged, as both extremes can cause bud drop before blooming.

Provide organically rich, well-drained, acidic soil with a pH of approximately 5.5 to 6.5. Camellias are acid-loving plants that will develop chlorosis (yellowing foliage) in alkaline soils due to iron deficiency. Incorporate generous quantities of peat moss, pine bark, or azalea compost into planting beds to lower pH and improve drainage. A thick layer of acidic organic mulch (pine bark, pine needles) over the root zone helps maintain appropriate soil acidity, retain moisture, and keep the shallow root system cool. Never use wood ash or lime near camellias, as these will raise soil pH.

• Fertilizing: Feed with an acid-forming fertilizer formulated for azaleas and camellias after flowering ends in spring, before new growth begins.
• Pruning: Prune lightly to shape immediately after flowering ends in spring, before new growth emerges; never prune in fall when flower buds are forming.
• Mulching: Maintain a 2-3 inch layer of acidic mulch over the root zone at all times; refresh annually.
• Bud drop prevention: Maintain consistent moisture during late summer and fall bud-set period to prevent premature bud drop.
• Pest monitoring: Check for tea scale, spider mites, and camellia petal blight; treat promptly if detected to protect the prized winter blooms.

Kumasaka Camellia makes a striking shrub as a single focal point anywhere in the landscape, particularly beautiful near the front door where visitors can appreciate the magnificent winter-to-spring blooms at close range. Use in a protected eastern entryway or against a north-facing wall where morning light illuminates the flowers beautifully. Group plants for a spectacular flowering privacy screen or backdrop that combines year-round evergreen structure with winter and spring blooming. Use as an espalier against sheltered walls to create a living tapestry of glossy foliage and pink blooms. Plant as part of a Japanese-style tranquility or Zen garden where its refined elegance fits the aesthetic perfectly.

Kumasaka Camellia produces stunning cut flowers and foliage that are exceptional for winter and early spring indoor arrangements. Harvest stems with several blooms or buds and foliage branches in the early morning, cutting at an angle and immediately placing in cool, clean water. The fully double rose-pink blooms are remarkably long-lasting as cut flowers and are widely used in formal floral arrangements, wedding bouquets, and Japanese-style ikebana compositions. The glossy, dark green foliage branches are equally valuable as dramatic, long-lasting greenery in mixed arrangements during the winter months.

Kumasaka Camellia is rated for USDA Zones 8 through 10. In Zone 8, it is reliably cold hardy to approximately 10 to 15 degrees Fahrenheit, though severe late-season freezes while the plant is in bud or bloom can damage or destroy the flowers. Planting in a sheltered, east-facing location provides some protection from the coldest temperatures and late-season freezes that might otherwise damage the winter blooms. In Zone 9 and 10, it performs with remarkable reliability as a year-round, long-lived landscape shrub, one of the finest winter-blooming plants available for these climates.

Camellia japonica 'Kumasaka' is an ancient variety whose history dates back to 1695, making it one of the oldest named camellia cultivars still in cultivation. It was first exported from Asia to Europe in 1895, approximately 200 years after its initial cultivation. The Camellia genus was named by Carolus Linnaeus in honor of Georg Josef Kamel, a Jesuit missionary who cultivated an important garden of local medicinal plants on the Philippine island of Luzon in the 17th century. Camellias are native to eastern and southern Asia — C. japonica specifically to China, Japan, Korea, and Taiwan. In Asian symbolism, red camellias represent wealth and white camellias signify loveliness; camellias as a genus represent longevity and faithfulness and have long been a primary floral component in Asian ceremonial and wedding traditions.