May 20: International World Bee Day
Bees are feeling the effects of climate change. Higher temperatures affect the bees' breeding cycle and their food sources. Lack of water causes many plants to produce less nectar for bees to collect.
Heat years are cotton boll owl years
The cotton boll owl is a nocturnal butterfly. Especially in hot years, its caterpillars appear in late summer on lettuce, green beans, peppers, tomatoes, corn and various flowers.
May 12 is Plant Health Day
In trade within the EU, all plants intended for planting - i.e. cuttings or potted plants - and certain seeds must "travel" with a plant passport. This passport is often found as a sticker or label on…
The velvet poplar spreads
The heat-dependent plant originates from Asia, but is now also spreading in our region. It produces many seeds that are carried from field to field via harvesting machines or during soil cultivation.
Aphids as vectors of plant viruses
Aphids not only damage plants through their sucking activity, they can also transmit viral diseases.
High season for colored eggs and chocolate as well as spinach on Maundy Thursday. We regularly test eggs and chocolate as well as the nitrate levels in spinach, lettuce and arugula.
Horse nettle: the "ideal" weed
Horse nettle has many characteristics of an "ideal" weed: Many seeds, even from small pieces of roots form new plants. Climate changes benefit the horse nettle.
The beet root weevil sets out on its journey
The beet root weevil is a native weevil that has become known primarily as a pest of sugar beets. It benefits from low rainfall and high average temperatures in the months of April to June.
Wild garlic: Beware of poisonous doppelgangers
Wild garlic is one of the first wild herbs that can be collected in spring. However, there are quite a few poisonous doppelgangers: autumn crocus, lily of the valley, spotted arum, many-flowered…