When the furious flowering period of an angel's trumpet comes to an end, the question arises as to its frost tolerance. Read here what the winter hardiness of angel trumpets is like. This is how you properly overwinter the magnificent potted plants.
Can an angel trumpet tolerate frost?
Angel trumpets are not hardy and cannot tolerate frost. For overwintering, they should be brought to a frost-free winter quarter with temperatures above 5° Celsius; reduced water and fertilizer as well as pruning are recommended. From mid-May you can go outside again.
Can an angel trumpet tolerate frost?
Angel trumpets (Brugmansia) are not hardy. The beautifully flowering shrubs from the nightshade family (Solanaceae) are native to the Andes of South America. A mild, subtropical climate prevails there all year round. For this reason, angel trumpets cannot tolerate frost and cannot overwinter outside in this country.
How can the angel's trumpet overwinter?
In order to overwinter without injuries, the angel's trumpet needs a frost-free winter quarters with temperatures above 5° Celsius. Because the tropical flowering beauty sheds its leaves in winter, its requirements for suitable winter quarters are easy to meet. With modified care, you can prepare your angel trumpet for the cold season a few weeks before putting it away. How to do it right:
- Water angel trumpet more sparingly from mid/end of September and stop fertilizing.
- Clean up at nighttime temperatures below 10° Celsius.
- Cut back Brugmansia before putting away.
- Ideally overwinter in a bright place at 10° to 15° Celsius.
- Optionally winter dark and cool at 5° to 10° Celsius.
How do I properly care for an angel trumpet in winter?
The angel trumpet is easy to care for in winter. Keep the root ball slightly moist. As a rule, you have to water the potted plant little by little every four to six weeks in its winter quarters. The supply of nutrients takes a break until the first leaves emerge in spring. Weekly checks are recommended so that you can catch spider mites and other winter pests in good time.
From mid-February, your angel trumpet will be looking forward to a change of location in preparation for the coming season. Lots of light and normal room temperatures awaken the floral spirit. If you repot your angel trumpet now, the potted plant will be perfectly prepared for a picturesque flowering period.
When can an angel trumpet go outside?
Night frosts are no longer expected from mid-May. This means you can clear out your angel trumpet in the second half of May. After the long time in winter quarters, an acclimatization phase makes sense. Place the pot in partial shade protected from the wind for 8 to 14 days before the angel's trumpet takes its place in the sun.
Tip
Angel Trumpet is highly poisonous
All parts of an angel's trumpet plant are permeated with highly toxic alkaloids such as hyoscyamine, atropine and scopolamine. The tasty flowers, delicious seeds and sweet fruits pose a great danger to humans and animals. Consuming 15 to 20 Brugmansia seeds is considered a lethal dose for children. One fruit contains up to 300 seeds. Angel trumpets are taboo as ornamental plants in the family household.
