Vanilla Planifolia or vanilla orchid - a botanical species appreciated both as an exotic plant by collectors and for its aromatic pods which have very high commercial value. Currently, the value of Vanilla pods exceeds that of silver.
Vanilla is a fast-growing, epiphytic or semi-epiphytic plant with green or variegated leaves. The vines reach impressive lengths of up to 60 m and have aerial roots that help the plant climb, attaching to tree trunks, rocks, or other supports it encounters. As the plant develops, the vines thicken so the plant can support its weight.
Vanilla can be ordered here: Vanilla Planifolia
Vanilla Planifolia is a fascinating plant - the only orchid species (out of approx. 35,000 known species) that produces an edible fruit. Currently, a variegated version is also available, called Vanilla Planifolia 'Variegata'.
Flowering occurs annually, usually between April and July, depending on growth conditions and plant size. It is triggered by drier periods with infrequent watering and lower atmospheric humidity. For flowering, the vines need to be several meters long with a stem diameter of 6-13 mm. A plant can flower 2-3 years after rooting from a cutting.
The flowers are strongly fragrant and can reach up to 10 cm in size. The plant forms clusters of 1-15 flowers that open sequentially. Each flower lasts about one day.
Vanilla Planifolia - cluster with open flower and buds
Pollination is done manually - the pollen from one flower can fertilize the same flower (self-fertilization). Natural pollination rarely occurs in nature (approx. 1%). For effectiveness, pollination should be done in the morning between 6:00 and 12:00. It can be done with a toothpick or similar tools. If successful, the flower remains on the plant and begins to develop into a pod. If unsuccessful, flowers fall off within 1-3 days.
The fruit appears as a cylindrical capsule (pod) up to 20 cm long and matures about 8-9 months after pollination. Harvesting is done before full maturity to prevent pods from opening and losing commercial value. After harvesting, pods do not have the characteristic aroma - the aroma develops during the curing process and reaches its peak 4-5 months after harvest.
Vanilla Planifolia - immature fruits (pods)
Use of the fruits. The fruits are widely used for their specific aroma in the food industry (pastry, confectionery, preparation of beverages, syrups, etc.) as well as in cosmetics (aromatherapy, perfumes, other cosmetics). In traditional medicine, vanilla is used as an aphrodisiac and stimulant, a calming agent for fever and spasms, and treatment for tooth decay - however, these potential medical effects require extensive studies.
Vanilla Planifolia - matured fruits, ready for use
Care. Vanilla Planifolia is considered impossible to kill - the only danger is overwatering, in which case the plant should be cut back at the base and replanted, as it roots easily.
Ideal atmospheric humidity is between 50-80%, in well-ventilated growing spaces. Although the plant tolerates lower values, long-term exposure slows growth and dries aerial roots. Exposure to strong drafts also causes aerial roots to dry out.
Training the vines is extremely important if fruit (pod) production is desired. This can be done on trellises, stakes, or other supports, ensuring access for manual pollination.
Fertilization. Use an orchid fertilizer or a balanced NPK fertilizer diluted to about 30% of the recommended dose. Foliar fertilization is recommended to increase nutrient absorption, especially for large specimens, using balanced foliar fertilizers diluted to reduce the risk of burns. During flowering, avoid fertilizers high in nitrogen (N) as they encourage vegetative growth over flowering.
Substrate. Vanilla Planifolia prefers a well-drained substrate with fine granulation and high organic matter content. In the greenhouse, we use our own substrate mix composed of coconut peat, fermented peat, perlite, and fine bark. Growing in sphagnum moss is suitable for propagation and young plants.
Pests. Common pests can affect plant development but are not a threat if controlled with proper phytosanitary treatments. The most serious problem is root rot in the substrate, which can be avoided by controlled watering and appropriate substrate.
Vanilla can be ordered here: Vanilla Planifolia
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