Narrow goldenrod in the garden
Goldenrods reproduce in two different ways: via their rhizomes and via self-sowing. In order to limit the spread in the garden, you should prevent the seeds from ripening and spreading by pruning them in good time. To do this, cut the goldenrod right away after flowering return. You should also install root barriers in the soil so that the plant cannot develop beyond a predetermined framework. These root or rhizome barriers can also be installed later.
also read
- Canadian goldenrod - not poisonous, but dangerous nonetheless
- Goldenrod - medicinal or poisonous plant?
- This is why fighting the Canadian goldenrod is important!
How to build a root barrier
In order to effectively prevent spreading via the rhizomes, the one purchased from specialist shops should be used Root lock be buried at least 70 centimeters deep around the planting area. In addition, the barrier should protrude at least five centimeters from the ground so that the root runners cannot simply climb over. When retrofitting, carefully remove all outside of the Rhizome barrier located root parts.
Fight goldenrod
Fighting goldenrod effectively is not an easy task - one that also requires patience. There are several ways to get rid of golden rue:
- Mow the perennial several times and regularly before flowering until just above the ground.
- Dig up any rhizomes and roots.
- But be careful, goldenrods sprout from even the smallest parts of the roots.
- Cut the plant and cover the planting area with a film that is impermeable to UV light.
- You should apply this in spring and leave it for at least three months.
- Then remove the dead plant parts.
- However, this effective method has the disadvantage that other plants are also killed
- and is therefore only suitable for small areas.
Tips
Other tried and tested methods of combating the goldenrod are milling or cutting out.
