Agapanthus Not Flowering Uk
Most agapanthus are hardy and their leaves die down in winter.
Agapanthus not flowering uk. More menacing is a new foe the agapanthus gall midge which has recently arrived in the uk. Sometimes it s because the flower bud has been frosted over winter but the other reason is that agapanthus need a high potash feed every two to three weeks from mid march to mid september. The only exception is a very hot climate where the plant may benefit from shade during the peak of the afternoon. These dramatic sun loving border plants produce large spherical flowerheads usually in beautiful shades of blue from midsummer onwards.
Avoid over wintering in warmth as this will affect flowering. Keep your agapanthus growing strongly with regular feeding and watering and they will shrug the little blighters off. Agapanthus hail from the south african cape so they appreciate plenty of sunshine. The feeding activities of the larvae inside the buds cause abnormal development and infested buds usually fail to open.
How to grow agapanthus. According to the rhs the agapanthus gall midge is a tiny fly that lays eggs on developing flower buds. Agapanthus often doesn t bloom the first year. These south african perennial plants are equally suitable for borders and large containers.
Agapanthus are known for their large blue drumstick headed flowers in summer. This is especially the case for container grown plants. In the spring after flowering take the agapanthus out of the pot and split the root ball in half. To encourage blooming use a 10 20 20 fertilizer 10 parts nitrogen by weight and 20 parts each of phosphorus and potassium.
Otherwise if your plant is in. Re pot the two halves into new 24 pots with fresh john innes no 3 compost. Some types especially the evergreens may not be fully hardy so are best grown in containers that can be protected from. If the plants aren t fed or are given a high nitrogen feed they won t flower.
Here are his tips for growing healthy agapanthus that will produce masses of flowers year after year. That said in many areas of the uk growing conditions are not always ideal and a feed high potash to aid flowering such as tomato feed can only help things along. These sway on tall stems above clumps of strappy foliage. This is a common question.
Incidences of this unpleasant pest are limited but. Why do agapanthus sometimes fail to flower even though they grow healthy leaves. Agapanthus will flower well without feeding it is more about the right growing conditions. Evergreen forms are more tender and usually.
If you don t fertilize your agapanthus the first year it might not bloom. Over winter leave the pots in a cool frost free place such as a cold frame.
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