Hydrangea paniculata phantom is a deciduous shrub that is native to China. It is a popular ornamental plant that is grown for its large, showy flowers. The phantom hydrangea gets its name from its large, white flowers that bloom in the summer.
Related plant:
Hydrangea Paniculata Diamant Rouge
Related plant:
Hydrangea Paniculata Bobo
About soil condition, Hydrangea paniculata phantom does well in average to moist, well-drained soils, but it tolerate a wide range of soil conditions. It prefer slightly acidic soils, but it also tolerates slightly alkaline soils. It is not particular about soil type, but it must have good drainage to perform well.
So, like the other hydrangea paniculatas, the phantom variety prefers at least six hours of sunlight per day in order to bloom profusely. It will still produce blooms in partial sun, but they may be smaller in size. If you live in an area with very hot summers, some afternoon shade may be beneficial to prevent the flowers from wilting.
The temperature condition that is best for hydrangea paniculata phantom is a cool one. This plant does not like it when the temperature is too hot. It will do best in a place that is not too sunny and has some shade.
Ideal humidity condition for this plant is between 40 to 50%. If the humidity drops below 40%, the leaves will start to wilt and the flowers will start to droop. If the humidity goes above 50%, the leaves will start to yellow and the flowers will start to brown.
Discussing fertilizer, this kind of plant does best with a balanced fertilizer. An all-purpose fertilizer with an N-P-K ratio of 10-10-10 or 12-12-12 can be used, applied according to the package directions. Be sure to water the plant well before and after applying fertilizer. The best time to fertilize a hydrangea paniculata phantom is in early spring, just as the new growth starts to appear. This plant is not particular about soil type, but it does prefer well-drained, moist soil. If you are growing hydrangeas in containers, be sure to use a light potting mix. Hydrangeas can be propagated by rooting softwood cuttings taken from the tips of new growth in late spring or early summer.
Pruning is an important aspect of keeping your hydrangea paniculata phantom healthy and looking its best. The best time to prune your phantom is in late winter or early spring, before new growth begins. You should remove any dead or damaged branches, as well as any suckers (new growth that sprouts from the base of the plant). You can also thin out the plant to improve air circulation and light penetration.
Propagation of hydrangea paniculata phantom is relatively easy. Stem cuttings taken from new growth in late spring or early summer will root readily. Once rooted, the cuttings can be transplanted into individual pots or planted out in the garden. Hydrangea paniculata phantom can also be propagated by division in early spring.
Usually, the plant growth rate is about 6 inches a year, however it can grow up to 12 inches in a year.It is a deciduous shrub that can reach a height of 15 feet and a width of 10 feet. The leaves are opposite, oblong to lanceolate, and 6-8 inches long. They are dark green in color with a pale green to white flowers that bloom in summer.
Common problems for this kind of plant are: 1. Fungal leaf spots 2. Powdery mildew 3. Root rot 4. Wilting 5. Yellowing leaves 6. Brown leaves 7. Dropping leaves 8. Blight 9. Badly formed blooms 10. Lack of flowering These problems can be caused by various factors such as incorrect watering, lack of nutrients, pests, and diseases. To address these issues, it is important to first identify the problem and then take corrective measures accordingly.
Source:
Shrub of the Week: 'Phantom' Hydrangea | BYGL
ENH457/ST298: Hydrangea paniculata: Panicle Hydrangea
Take a Look at Hydrangeas - Penn State Extension