Hydrangeas and rhododendrons are an interesting combination in the garden. The two uncomplicated shrubs not only complement each other wonderfully visually, but also share similar requirements in terms of location, soil and nutrients. Below you can find out more about what the perennials have in common.
How well do hydrangeas and rhododendrons go together?
Hydrangeas and rhododendrons make a strong team in the garden. They complement each other not only in terms of their flowering time, but also in terms of nutrient requirements and location requirements.
When do hydrangeas and rhododendrons bloom?
Rhododendron blooms inMay, early varieties show their flowers from March. As soon as the flowers of the rhododendron wilt, the hydrangea begins to bloom. You can enjoy their magnificent flower ballsall summer right into autumn. By combining the two ornamental trees you can achieve months of flowering in the garden.
What location requirements do hydrangeas and rhododendrons have?
Hydrangeas and rhododendrons thrive best inPart shadeA location under sparse trees that is not exposed to direct sun is ideal.
Both ornamental trees are are shallow-rooted plants. They need a lot ofwaterand their substrate must not dry out completely. The plants also cannot tolerate waterlogging. If you don't water enough, the two bushes can compete with each other. Hydrangeas and rhododendrons prefer acidic soil; a pH value of 5.5 is recommended. Both plants cannot tolerate lime.
How do the nutrient requirements of the two plants differ?
Both hydrangeas and rhododendrons require aloose, nutrient-rich substratein order to thrive. The nutrientsmagnesium, iron, nitrogen and phosphorus are particularly important. Regular fertilizer applications are therefore essential. Specialized fertilizers for hydrangeas and rhododendrons can be found in specialist stores. These products can be used for both plants as the composition is almost identical.
Tip
Use rhododendron soil for hydrangeas
Due to the similar soil and nutrient requirements, rhododendron soil is ideal for hydrangeas - even if there are no rhododendrons planted nearby.
