Oncidium montanum

Also known as: The Mountan in the subfamily: Epidendroideae

Native to: Brazil

General Information

The Mountan is a cool growing orchid belonging to the sub family Epidendroideae native to Brazil.

Plant Description

. Pseudobulbs grow to 2-3cm

Substrate(s)

• Charcoal
• Spaghnum Moss
• Perlite
• Sand

Climate

Grows at high elevations. Rainfall ranges from 0mm to 114mm per day, heaviest in June and lightest in December. Temperature ranges from 9C to 23C, highest in August (17C to 23C) and lowest in January (9C to 18C).

Fertiliser

Apply liquid based fertiliser per recommended directions. They can benefit from a high phosphate fertiliser leading up to flowering season, followed by a high nitrogen fertiliser when new growth appears, and a balanced fertiliser in other times. These orchids can also tolerate slow release fertiliser applied 1-2 pellets per cup (250ml) of media.

Use balanced fertiliser during Spring and Summer. Apply fertiliser regularly at half strength year round. Use a high Nitrogen fertiliser during Spring and Summer. Use a high Phosphorous fertiliser during Summer.

Potting

Use water retentive media such as moss to prevent roots from drying out quickly Repotting is best done annually.