To prevent damage caused by the cold temperatures, during the months with definately harsh minimum temperatures, we can protect the shrubs by covering the soil around the stem with straw or dry leaves. Plant which needs at least a few hours a day of sunlight.Let's grow the The African senna In a cold green house or in the house, as they fear frost; we can move them outside in late spring, with minimum temperatures above zero.
Feed African senna
Shrubs develop new shoots and prepare their flowers during the spring period, therefore we must remember, by the end of the winter, to give it a good dose of humus or mature manure, or granular slow release fertilizer, to be added to the soil at the foot of the plant. During the spring we can choose a fertilizer rich in nitrogen and potassium, to mix with the irrigating water, every 20-25 days.
Care African senna
These plants give origin to a brush with a rounded form. The African senna has a shrub- like development. The African senna is medium in size and 90 cm in height; in the spring it assumes a yellow colouring. These plants aren't evergreens, which means they lose their leaves some months during the year.
Irrigation African senna
Watering takes place only when the soil has been dry for days, usually every 2-3 weeks can be enough; if the climate is particularly hot we can slightly intensify the irrigations, using 1-2 buckets of water . If we want to grow these plants in a vase, we should water them a bit more often, compared to plants cultivated in the ground; Every 2-3 years we should renew the substratum in the vase, or enrich with organic amender.
Adversity African senna
Generally during this time of year we suggest a pre-emptive treatment with wide range insecticide and with a systemic fungicide, to prevent the attack from part of the aphids and the development of fungus diseases, often favoured by a mild and damp climate.
Substrate African senna
For these shrubs it’s necessary to choose a rich and deep substratum , which presents an excellent drainage.
Cultivate African senna
There aren't any notes. The indications given in this article are related to a medium size plant.
This page concerns the weather continental it is possible to choose another climate area continental mediterranean