Deficiencies
Potassium deficiency
Identify Potassium deficiency: symptoms, possible causes, prevention, and practical actions for 47 affected plants. Stunted growth
Potassium deficiency is relevant across 47 plant profiles on Wild-Wuchs. In the data it is most often linked with Physalis pruinosa, Apple, Apricot, Cynara scolymus, Eggplant. Typical signs include: Stunted growth For gardeners, early diagnosis, suitable growing conditions, and gentle action matter most: Balanced fertilization
Plants
47
Category
Bulb and tuber vegetables, Fruit, Fruit vegetables, Herbs, Leafy vegetables
Risk
medium, low
Synonyms
Calcium Deficiency, Calcium deficiency, Kaliummangel, calcium deficiency, kaliummangel
Overview
Symptoms
- Stunted growth
- Marginal necrosis on older leaves
- Marginal leaf yellowing (chlorosis) spreading to the leaf edge
Damage
- Lack of potassium, important for water balance and fruit development.
- Affects fruit development, water regulation, and disease resistance.
Causes
- Insufficient potassium supply, unfavorable pH, strong competition.
- sandy, leached soils
- Low soil potassium content
Prevention
- Balanced fertilization
- Sufficient potassium supply in the soil
- apply potassium-rich fertilizer (e.g., Patentkali)
Organic control
- Potassium fertilizers (e.g., potassium sulfate)
- compost
- Application of wood ash (in moderation)
Affected plants
Guides
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Similar topics
FAQ
How do I recognize Potassium deficiency?
Stunted growth
What causes Potassium deficiency?
Insufficient potassium supply, unfavorable pH, strong competition.
How can I prevent Potassium deficiency?
Balanced fertilization
What helps against Potassium deficiency?
Potassium fertilizers (e.g., potassium sulfate)
Which plants are affected?
Physalis pruinosa, Apple, Apricot, Cynara scolymus, Eggplant, Tree spinach, cauliflower, butternut squash, cardoon, Chayote, Common chicory, broad bean
When does Potassium deficiency usually appear?
Timing depends on plant, weather, and growing conditions; check regularly during stress periods.