Melaleuca glauca, a bottle rinse with grey-green leaves
Also known as bottlewort, Callistemon glaucus or Callistemon speciosus, Melaleuca glauca is native to Australia. Although less well known than its cousins, bottle Rinse, this shrub offers the same original, colorful flowering.
How to recognize Melaleuca glauca?
Melaleuca glauca is a bushy shrub, reaching an average height of three meters. Its branches form a naturally flaring crown.
The trunk and branches are covered with hard, fibrous bark.
The glaucous-green to gray-green evergreen leaves are narrow, leathery and elongated. They can measure up to thirteen centimetres long and two centimetres wide. The central and secondary veins are well defined. As with many bottlebrushes, the foliage gives off a lemony scent when crumpled.
The flowers appear at the tips of the branches and are grouped in cylindrical spikes reminiscent of a bottlebrush. Each flower is distinguished by its red stamens with yellow anthers.
After flowering, the wilted inflorescences give way to very hard, woody capsules. These fruits are adapted to fire-prone environments: they open in the heat, releasing tiny seeds that are then dispersed by the wind.
Is Melaleuca glauca toxic?
Melaleuca glauca is not a toxic plant. This variety is harmless to humans and animals, even if ingested. Some even claim that it has medicinal properties.
Our maintenance tips
Melaleuca glauca resistant to disease and drought. On the other hand, the plant fears the cold, especially when the soil is damp.
Watering
Water your Melaleuca glauca before the substrate dries on the surface. You can use rainwater or mains water.
Melaleuca glauca are water-hungry plants, especially in summer. Mulch the base to limit evaporation and reduce watering frequency.
Repotting
Get a perforated pot. You can place a bed of clay balls or gravel at the bottom to improve drainage.
Mix a few handfuls of sand with universal potting soil. Pour a layer of this mixture into your pot and plant your Melaleuca glauca. Add substrate and pack lightly.
Water to help roots take root and expel air bubbles.
Fertilization
You can stimulate the development of your plant during its growth phase, in spring and summer, with fertilizer.
Apply a liquid fertilizer for flowering plants to promote the appearance of flower buds.
Plantation
Once the last spring frosts have passed, you can plant.
Find a sunny spot protected from the wind.
Dig a hole three times the size of the root ball. Meanwhile, soak your Melaleuca glauca to rehydrate it.
Add clay balls or gravel to your garden soil to improve drainage. Line the bottom of the hole with compost, followed by a layer of substrate. Plant your shrub in the center. The root ball should reach ground level. Fill in with your mixture and tamp down.
Water copiously to eliminate air bubbles and encourage rooting.
Cutting
Cutting is carried out during the strong growth phase, generally in spring and early summer.
Get a pot with holes to suit the size of your seedlings. Line the bottom with clay balls or gravel to improve drainage.
Pour in a rich, light substrate, such as potting soil, and plant your cuttings. To help you, you can use a pencil to form a pilot hole.
Water to encourage rooting and eliminate air bubbles.
Disease / Threat
Information
| Family | Myrtaceae - Myrtaceae |
| Type | Bottle rinser - Melaleuca |
| Species | Melaleuca glauca - Melaleuca glauca |
| Lifecycle | Perennial |
| Foliage | Evergreen |
| Exposure | |
| Substrats | |
| Planting methods |
Open ground In pots In tubs |
| Categories | |
| Tag |
Flowery |
| Origin |
Australia |
| Hardiness (USDA) | 9a |
| Leaf color |
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| Flower colors |
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| Fruit color |
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