The first early bloomers will soon appear on the balcony - but be careful when there is frost. For many primrose varieties it is still too early to plant them in the ground when the temperatures are below zero.
If you want to design your balcony boxes with tulips or daffodils, you should put the flower bulbs in the pots in autumn. Although they bloom a little later in spring, they are cold-resistant. In spring, temperatures often fluctuate - you should also keep an eye on frost.