The growth seems to never end. The shoots have been shooting up for weeks and there are still no flowers to be seen. Why do some dahlias get so big and what can you do to prevent them from falling over?
What can I do if dahlias get too tall?
If dahlias grow very tall, they should be given a sturdysupportor tied to a stake. It is advisable to fertilize them with apotassium-rich fertilizer, which provides more stability, and topince them early.
Which dahlias grow particularly tall?
Cactus dahliasgrow particularly tall and reach heights of up to 140 cm. AlsoWater lily dahlias,Deer antler dahliasandNeck collar dahlias can easily grow to be over a meter high.
What are the disadvantages of dahlias that are too tall?
Very tall dahliasneed a lot of waterand areless stable than short varieties. They collapse quickly. Therefore, you should think carefully about planting such dahlias and give them a protected location.
How should tall dahlias be cared for?
When caring for tall dahlias, special attention should be paid toWatering. They needmore waterthan smaller dahlias. It is also advisable not to fertilize these species too heavily with nitrogen. Potassium is a very important nutrient because it ensures the stability of the shoots.
What is important when choosing a location for tall dahlias?
Tall dahlias need asunny,airy, butwind-sheltered location. For tall dahlias, the location is crucial for he althy and stable growth. In addition, the distance between the individual dahlias should be well measured. If they are too close together, they will grow even taller.
Why should tall dahlias be pinched?
Prinding tall dahlias is crucial to making themgrow bushierandnot as tall. The result is more stability. Pinch these perennials when they are about 12 inches tall.
What trick is there to prevent dahlias from growing so tall?
To limit the height of the dahlias, they should not be advanced or planted early. Planting them too early in the bed also gives the dahlias plenty of time to grow until they bloom. It is therefore better not to plant the tubers of tall dahlias outdoors until May.
Tip
Divide the tubers of tall dahlias regularly
If the tubers of tall dahlias are dug up in the fall, they should be divided after cleaning before being moved to the winter quarters to overwinter.
