Temperatures Pontederia cordatacontinental : We suggest to place the Pontederia cordata where it is exposed to direct sunlight. alpine : Place the Pontederia cordata in a location exposed to direct sunlight. mediterranean : These plants need to be exposed to direct sunlight; in summer they can be exposed to a slight shadow without any problem. Feed Pontederia cordata : Fertilize water plants by using a slow-release fertilizer to be buried at their base, or we can use specific fertilizers for water plants, to be dissolved in the little lake or in the little pond in which the plants are grown. Usually these fertilizings are released regularly, during spring and summer. Irrigation Pontederia cordatacontinental : Grow the Pontederia cordata in a mostly dry soil, watering only in case of long drought or in case the substrate is very dry. alpine : The Pontederia cordata prefers a dry soil, it does not suffer from drought; intervene and give water only during spring and summer, every 7-9 days, avoiding excessive watering, however watering the soil deeply. When the cold season starts decrease waterings or suspend them. mediterranean : For the Pontederia cordata waterings can be not frequent, since these plants do not tolerate an excessive humidity of the soil; therefore always allow the soil to dry out between two waterings, leaving the plants without watering also for few days. Adversity Pontederia cordata : Apply a precautionary treatment against fungal diseases at the end of winter; later on treatments will be applied only in case parasites are on the plant, trying to use specific products and not broad-spectrum ones. In any case avoid treatments during bloom for not injuring the pollinating insects. |
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