Grammatophyllum Jumbo Grand

Grammatophyllum Jumbo Grand

Hybrid Classification
Seed Parent: Grammatophyllum martae
Pollen Parent: Grammatophyllum stapeliiflorum
Genus: Grammatophyllum
Hybrid Epithet: Gram. Jumbo Grand
Binomial name
Grammatophyllum Jumbo Grand
Jumbo Orchids
Jumbo Orchids Jun 9, 2008

Grammatophyllum Jumbo Grand is a Grammatophyllum hybrid that blooms from late winter through summer.


These plants are usually rare in cultivation due to their spacial requirements. Plants require direct sunlight and intermediate to warm temperatures. Keep in temperatures of 75° to 85°F in the day and 55°-6O°F in the night. Plants can tolerate temperatures up to 100°F and as low as 45°F. Plants need to be heavily fertilized during growing season. Pot in sphagnum moss or medium fir bark. Mix should be well drained. Keep area well ventilated. Water frequently in spring to early fall during growth period, but do not keep mix wet and damp. In the winter reduce watering and water when potting media is dried.

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