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How tall does Polygala get?
At maturity, this outstanding perennial will grow 4-6 feet tall x 6 feet wide. It can be used as a foundation plant, a medium to tall hedge, a windbreak, or as a focal-point specimen plant. It blooms pretty much year-round, with its peak bloom period in the spring.
Are Polygala Hardy?
Sweet pea shrub (Polygala × dalmaisiana) is a leggy, fast-growing broadleaf evergreen shrub with beautiful flowers….How to Grow and Care for Sweet Pea Shrub.
| Common Name | Sweet pea shrub (bush), milkwort |
|---|---|
| Soil pH | Acid to neutral (6.0 to 7.5) |
| Bloom Time | Mid-summer through to fall; longer in frost-free climates |
| Flower Color | Purple-pink |
| Hardiness Zones | 9–11 (USDA) |
How do you grow Polygala?
Try growing it in a large pot or container that can be moved outdoors in summer, then indoors to a bright conservatory or greenhouse in winter. For best results, grow Polygala myrtifolia var. grandiflora in a large container in full sun, in moist, well-drained, humus-rich soil.
Are Polygala roots invasive?
This South African shrub to 2 m high is widely naturalised across southern Australia and has become invasive in coastal areas.
Is Polygala myrtifolia frost hardy?
Long lasting displays of bright purple pea-like flowers make it particularly useful for those looking to impress with a vivid colour scheme. Imagine it planted against a bright wall or in a colourful decorative pot. It is well suited to coastal zones as it has high resistance to salinity and is also frost hardy.
How do you care for a Myrtifolia Polygala?
Polygala Purple Passion are best planted in well-drained soil of sand, chalk or loam within an slightly acidic PH balance. If you do not have acidic soil, water your plants with an acid fertiliser three times a year. Gently remove any plants from containers, ensuring to keep the root ball intact.
How do you trim Polygala?
Just a light prune of straggly stems after flowering is all that’s needed to maintain a dense habit. Trimming after flowering will also encourage more flowers. Caterpillars like polygala, so use Dipel or Success Ultra to keep them away. Keep aphids away with Conquer Residual Insecticide Concentrate.
What soil does Polygala like?
Polygala Purple Passion are best planted in well-drained soil of sand, chalk or loam within an slightly acidic PH balance. If you do not have acidic soil, water your plants with an acid fertiliser three times a year.
Is polygala Myrtifolia frost hardy?
Can I hard prune Polygala?
Polygala will take quite a hard prune so with regular feeding and watering the plants should recover fairly quickly..
https://www.youtube.com/watch?v=uO78nt_JXUY