Fertilizers for citrus plants are nutrients for lemons, oranges, kumquats, and other citrus grown in pots and greenhouses. In this category, you will find liquid mineral and organic concentrates that support the growth, flowering, and fruiting of citrus plants throughout the season. We have gathered products from renowned brands Growth Technology and Mairol, tailored to the needs of this demanding group of plants. We offer convenient shipping throughout the European Union.
The set includes five products in various sizes, so you can easily choose the fertilizer according to the number and size of your trees. If you are looking for universal preparations or for other species, visit the all fertilizers section, where you will find the full range of fertilizing products.
How to choose fertilizer for citrus? Mineral or organic
The choice of fertilizer for citrus mainly depends on the effect you want to achieve and how you manage your cultivation in pots or greenhouses. Mineral concentrates act quickly, precisely, and in an easily controllable way to replenish nutrient deficiencies, making them ideal during the intensive growth, flowering, and fruiting season. In this group, you will find Citrus Focus 300ml to start with, a larger and more economical package Citrus Focus 1L, and the proven German preparation Citrusenergie Mairol. Organic nutrients support the natural condition of the soil and plants, act more gently, improve soil fertility, and are a good choice for those who value cultivation close to natural conditions. Here we recommend the handy Organic Citrus Focus 300ml and the more efficient Organic Citrus Focus 1L. Tip: citrus plants have exceptionally high nutritional needs, so always adjust the dose to the size and age of the plant and the current season, significantly reducing it during winter dormancy when plants naturally slow their growth.
Mineral and organic — what you will find in this category
In this category, we have gathered both classic mineral fertilizers and organic nutrients so that every citrus grower can find a preparation suited to their cultivation method. Mineral concentrates provide a fast, measurable effect and a full set of macro- and microelements that citrus plants need during intensive growth, flowering, and fruiting phases.
Organic nutrients focus on gentle, long-term support of plants and soil condition. All products come as liquid concentrates that easily dissolve in watering water. You can find the full range of fertilizing products in the all fertilizers section.
How to use fertilizer for citrus
Dosage — dilute the liquid fertilizer in water according to the label instructions, adjusting the concentration to the size of the plant and the age of the tree.
Frequency — during the growing season, from spring to summer, fertilize intensively, usually every 1–2 weeks, when the plant develops leaves, flowers, and sets fruit.
Wintering in cool conditions — if the citrus winters at low temperatures and slows its growth, reduce or completely stop fertilizing until spring.
Caution — citrus plants are sensitive to iron deficiency, which shows as chlorosis (yellowing leaves with green veins). Never fertilize dry root balls — first lightly moisten the substrate to avoid root burn.
Frequently asked questions
How often should you fertilize a potted citrus?
During the growing season, from spring to summer, fertilize every 1–2 weeks, adjusting the dose to the size of the plant. Outside the season, significantly reduce the frequency.
Mineral or organic fertilizer for citrus?
Mineral fertilizer works quickly and precisely replenishes deficiencies, while organic fertilizer gently supports the plant and soil condition. The choice depends on your cultivation style — both solutions are effective.
Should you fertilize citrus in winter?
If the plant winters in cool conditions and slows growth, fertilizing should be reduced or stopped until spring. In a warm, bright room, light fertilizing is possible.
What to do about yellowing citrus leaves?
Yellowing leaves with green veins often indicate chlorosis caused by iron deficiency. Use a fertilizer containing microelements and ensure proper watering and soil pH.
Do you ship fertilizers throughout the EU?
Yes, we ship all citrus fertilizers throughout the European Union.