Opuntia grandis

continental : They prefer locations where they can receive direct sunlight for at least few hours.
The Opuntia grandis prefers warm or mild climates; during spring and summer it can be placed outside, but when winter comes it is advisable to replace it inside the house.

alpine : It is advisable to place these plants in a very bright location, exposed to direct sunlight.
The Opuntia grandis prefers warm or mild climates; during spring and summer it can be placed outside, but when winter comes it is advisable to replace it inside the house.

mediterranean : Place these plants in a very bright location, possibly exposed to direct sunlight.
Avoid to expose these plants to winter cold, growing them as houseplants.

Fertilization Opuntia grandis : Succulent plants are fertilized only during the vegetative period, usually from April to the end of September; it shall be used a fertilizer to be dissolved in normal waterings every 20-30 days. Nitrogen-poor fertilizers are more suitable for succulent plants, which would facilitate an excessive growth of the trunk.

continental : It is advisable to water regularly, specially during the hottest months of the year, avoiding to leave the soil dry for very long periods; the Opuntia grandis like slightly humid substrates all year long. In autumn and winter you can avoid watering, or intervene during warmest days only.

alpine : Try to keep a mostly humid soil, remember to water generously specially in summer; we can avoid watering during the cold season, or decrease waterings, intervening only in case of long duration drought.

mediterranean : Water the Opuntia grandis rather regularly from March to October, always allowing the soil to dry out well between two waterings. Avoid water excesses or stagnating water; during the cold season waterings can be decreased or suspended.

Treatments Opuntia grandis : Succulent plants are often attacked by cochineal and rot; at the end of winter and at the end of summer apply a mineral oil treatment, against the cochineal. Check all year long this dangerous parasites, that is often hidden in the roots.