Hebe armstrongii is not hardy
In contrast to others Lifting varieties this variety is only grown as an annual as the flowers are completely inconspicuous. There are a number of different cultivars of the Hebe armstrongii, which differ in height.
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Since this perennial is not hardy, it is only grown as an annual in the garden. Even with good winter protection, it cannot be overwintered outdoors.
If you have larger specimens of this variety perennial maintain plant them in a pot. Then you can overwinter this Hebe in a frost-free place, for example:
- Basement window
- Entrance area
- Corridor window
- garage
- Winter garden
- Glasshouse
Hebe armstrongii hibernate properly
The hardy Hebe armstrongii occasionally survives a very mild winter without frost temperatures. Most of the time, however, in addition to the cold, you are troubled by the high level of moisture in the soil.
If you want to give Hebe armstrongii a try in the garden
overwinter, protect the soil with a mulch blanket of lawn clippings or leaves. Cover the plants with brushwood or fir branches.However, it is not foreseeable whether this Hebe variety will survive a winter, even if you have provided optimal winter protection.
Hebe armstrongii overwinter in the bucket
Grow Hebe armstrongii in the bucket and make sure that the plant gets enough light. If there is too little light, the leaves of the perennial turn yellow. The humidity shouldn't be too high. Ambient temperatures between five and ten degrees at the winter location are ideal.
Water moderately so that the root ball never dries out completely. You are also allowed to lift every fortnight in winter fertilize.
After winter, take the perennials out of their winter quarters and slowly get used to higher temperatures. You may need to repot when the roots grow out of the top or bottom of the pot.
Tips
Hebe armstrongii can be used very well as Border plant. It is increasingly used as a grave plant in cemeteries, where it replaces box hedges.