Fertilizing the olive tree »When, how and with what?

Stimulate growth with the right fertilizer

For this reason, it is actually perfectly sufficient to have your olive tree around Repot every two to three years and when the opportunity arises, replace the used substrate. However olives grow very slowly - and additional fertilizers, especially with phosphate and nitrate, can stimulate growth and the resistance of your tree against Diseases and pests raise.

Which fertilizer is suitable?

Unfortunately, there is still no special fertilizer for olive trees on the market. However, it is more commercially available Complete fertilizer perfectly adequate. It is best to use a fertilizer for Balcony or potted plants or one Slow release fertilizer.

How is fertilization done?

In the growing season between April and September, you should have your olive tree around every 14 days fertilize

. Add liquid fertilizer to the irrigation water according to the instructions on the packaging and water the tree with it. Optionally - for example in very dry and hot summers - you can also fill the mixture into a spray bottle and spray the plant all around. Please do not do this in the midday sun, but in the early morning resp. in the evening. Otherwise the leaves could be burned. Long-term fertilizer, on the other hand, should only be added until July, because the olive needs a break in the cold season and must not be fertilized.

Keep the winter break

In autumn and winter, an olive tree needs fewer nutrients, which is why you should start fertilizing from approx. October should set. Olive trees can be overfertilized quickly, which in turn leads to disease and pest infestation. You should also limit the watering in the winter months, but not stop it completely. Do not forget to water in winter, otherwise you are threatened Dry up olive tree.

Frequency of fertilization depends on age

Make sure that younger trees need much less fertilization than older ones. You can only begin with full regular fertilization when you are around two years old. Before that, it is sufficient to only provide the young trees with one sixth of the usual amount of fertilizer in the spring and summer months. At this age, one application of fertilizer per month is sufficient.

Do not fertilize seedlings and cuttings

Above all Seedlings and cuttings you should never stimulate growth with fertilizers. The joy of the tree would not last long, because it would die quickly due to the over-fertilization. The nutrients contained in the substrate are completely sufficient for such young plants. Apart from that, cuttings with little or no roots are not yet able to absorb the nutrients administered.

Tips & Tricks

Leaves that turn yellow in the olive tree can indicate an excess of water and nutrients, but also an infestation Spider mites indicate. Use fertilizer as sparingly as possible, then your tree will feel good all around.