How much water does the imperial crown need?
Since the Imperial Crown also in Central Europe without any problems outdoors can be overwintered, the onions are planted directly in the field at a depth of about 20 to 30 centimeters. In contrast to potted plants, imperial crowns therefore have to be watered less regularly, even in summer. But it doesn't hurt to compensate with the watering can, especially when the flowers are growing in spring when the drought continues.
also read
- The reproduction of the imperial crown in your own garden
- Plant the imperial crown in your own garden
- The best time to plant the imperial crown
Should the imperial crown be replanted every year?
Contrary to some opinions, the onions of the imperial crown should be after the Heyday should not be dug out of the ground, as dry wintering of the onions indoors seldom leads to successful new shoots. Transplanting in the garden is also not necessary if there are no problems due to a lack of location factors with the bloom comes.
When and how does the imperial crown have to be cut?
Immediately after flowering, the tops of the wilting flowers can be removed if you do not want seeds to ripen. The lower part should remain in place until late summer so that enough nutrients can be stored in the onions for the next growing season. Only when these wilt on their own should the lower parts of the flower stalks also be cut off.
Which pests attack the imperial crown?
The approximately 8 millimeter long and red colored lily chickens feed on the leaves of the imperial crown as larvae and beetles. You can remove these by simply picking them up by hand.
Which deficiency symptoms often occur with the imperial crown?
In principle, the imperial crown is not very susceptible to diseases, but onions can rot in locations with waterlogging. You can remedy this with a loosened soil and onions planted at a slight angle so that rainwater does not remain on the top of the onions.
When is the imperial crown fertilized?
The imperial crown is ideally fertilized:
- during the main growing season in spring
- with suitable Complete fertilizer from the trade
- or with seasoned compost
How and where is the imperial crown optimally overwintered?
The imperial crown can easily overwinter directly in the ground. Overwintering the onions in a dry place is harmful and is not recommended.
Tips & Tricks
When caring for the imperial crown, frequent disruptions caused by transplanting the bulbs should be avoided, as otherwise you might have to wait a year or two for the plants to flower again.
