Osmunda regalis - Royal fern

continental : These plants prefer partially shady places, where they can be exposed to direct solar rays only in the evening or early morning hours.
The Osmunda regalis is a very rustic plant, that can bear very harsh temperatures; it is advisable to grow it in the garden.

alpine : Let's choose a partially shaded place for our plant, where it can be exposed to direct sunrays for a few hours a day.
The Osmunda regalis is surely a rustic plant, it’s possible to grow it in the garden year round.

mediterranean : Locate this plant in a partially shady place, where it can receive solar rays during the coolest hours of the day.
The Osmunda regalis is a rustic plant, which can be planted in the garden during the whole year.

continental : With the summer climate watering must be done often and regularly; every time the soil dries completely, let’s water it deep down with 1-2 buckets of water. Usually irrigation takes place every 1-2 weeks.

alpine : During the summer months it is best to water quite often, although we mustn’t exceed; use about 0-1 buckets of water. We suggest leaving the soil dry for 2-3 weeks before watering again.

mediterranean : Let’s irrigate the soil every 0-1 weeks, but only if it has been perfectly dry for at least one day; when there are atmospheric precipitations, or if it’s cloudy, we can suspend watering. We should remember anyhow that watering should be carried out by wetting the soil deep down.

Fertilization Osmunda regalis : During the summer period it usually isn’t necessary to fertilize aquatic plants; if we ‘re planting new plants let’s remember to add granular slow release fertilizer to the soil.

Treatments Osmunda regalis : During the hot months attacks by ticks and rust are likely; the treatments should be applied during the coolest hours of the day. If possible, we suggest avoiding treatments with wide-range products, which could kill the populations of useful insects: let’s favour specific products.