The tree peony (Paeonia suffruticosa), which comes from Asia, has been cultivated in China for over 2000 years because of its eye-catching flowers and attributed healing effects. Since the needs of this plant, which grows up to 5 m tall, are quite different from those of perennial peonies, carefully thought-out care of the plants is advisable.

Tree peonies prefer sunny locations

What is so special about the growth form and flowering of these plants?

Similar to some types of roses, these shrubs grow stiffly upright and can reach impressive growth heights over the years in well-suited locations. The initially reddish budding turns green later in the season. Thanks to a range of well over 1000 cultivars, the numerous flowers can now be seen in all possible colors. Even after flowering, the plant retains its ornamental value as it forms star-shaped, hairy pods from which seeds can be harvested for propagation.

Which location do shrub peonies prefer?

These plants like it quite sunny, but can also be planted in semi-shade if necessary. If the tree peony is in the shade at midday, the filigree petals will last much longer before they wither.

What should be considered when sowing or planting the shrub peony?

The young plants must be planted deep enough in the ground so that the shrub peonies, which are often propagated by grafting onto a growth substrate, can also set roots on the scion itself after about 2 to 3 years. When sowing the seeds, the following parameters should be observed:

  • Offspring are usually not true to the variety (because they are not refined or crossed)
  • Protection from mice is important
  • Stratification can shorten the long germination phase
  • In the greenhouse: protect seeds from fungal diseases and rot

Can you prefer the tree peony on the windowsill?

In principle, the cultivation of young plants from seeds in the house is quite possible, but garden lovers should have a lot of patience.

What should be considered when transplanting shrub peonies?

These plants, which are relatively easy to care for, do not like transplanting at all and usually refuse to flower for at least a season after a change of location. If older specimens absolutely have to be transplanted, then the plants should definitely be divided to stimulate growth at the new location.

How can tree peonies be propagated?

Tree peonies can be propagated in various ways:

  • sowing
  • Propagation by cuttings (usually with grafting)
  • division
  • by mossing
  • via sinkers

What is the best time to plant shrub peonies?

Since the young shoots of the shrub peony can break off very easily, potted specimens are usually planted in autumn.

When do tree peonies usually bloom?

For most locations and varieties, the flowering period of the tree peony is around April to May, sometimes even into June.

In which soil do tree peonies thrive particularly well?

As long as there is no waterlogging in the soil, the tree peony is not particularly demanding. A humus-rich and loamy soil is ideal.

tips

Older specimens of the tree peony are hardy even without special frost protection due to their increasingly woody shoots. However, in sheltered, sunny locations in front of walls, premature budding can occur and the sensitive buds can freeze as a result.

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