Persicaria angustifolia var laxmannii

Persicaria angustifolia var laxmannii is also known as Aconogonon angustifolium, Polygonum angustifolium or Knotweed. It is part of the Polygonaceae family of plants. It is native to Yunnan, China.

Persicaria angustifolia var laxmannii is a deciduous, clump-forming, herbaceous, perennial. Persicaria angustifolia var laxmannii has green oval, eliptic foliage. It produces spikes of creamy-white flowers in summer and autumn.

Plant Persicaria angustifolia var laxmannii in moisture retentive soil. Grow it in full sun or partial shade. However, a sunnier position will produce more flowers.

Cut back Persicaria angustifolia var laxmannii flowering stems after the flowering season is done. But if you like Persicaria angustifolia var laxmannii as a winter interest in the garden, you can cut them in early spring. Persicaria angustifolia var laxmannii is generally pest-free. It is disease-free. And it is easy to grow. Propagate from seed indoors or by division, in autumn.