Vanilla Planifolia or vanilla orchid - a botanical species valued 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 plant, epiphytic or semi-epiphytic, 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 approximately 35,000 known species) that produces an edible fruit. Currently, there is also a variegated variety in circulation, 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 and have 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 one by one. Each flower lasts about one day.
Vanilla Planifolia - cluster with open flower and buds
Pollination is done manually - the pollen of one flower can be used to fertilize the same flower (self-fertilization). Natural pollination rarely occurs in nature (about 1%). For effectiveness, pollination should be done in the early part of the day, between 6:00 and 12:00. It can be done with a toothpick or similar tools. If pollination is successful, the flower will remain on the plant and begin to turn into a pod. If pollination fails, the flowers fall off within 1-3 days.
The fruit appears as a cylindrical capsule (pod) up to 20 cm long and ripens about 8-9 months after pollination. Harvesting is done before full ripening because full ripening causes the pods to open and lose commercial value. After harvesting, the pods do not have the specific 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 both in the food industry (pastry, confectionery, preparation of drinks, syrups, etc.) and in cosmetics (aromatherapy, perfumes, other cosmetics). In traditional medicine, vanilla is used as an aphrodisiac and stimulant, a remedy for fever and spasms, and treatment for tooth decay - however, these possible medical effects require extensive studies.
Vanilla Planifolia - ripened fruits, ready for use
Care. Vanilla Planifolia is considered impossible to kill - the only danger is overwatering, in which case it is 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.
Guiding the vines is extremely important if fruit (pod) production is desired. This can be done on a trellis, stake, or other supports, ensuring access for manual pollination.
Fertilization. Use an orchid fertilizer or a balanced NPK fertilizer, diluted weakly - about 30% of the values indicated on the package. Foliar fertilization is recommended to increase nutrient absorption, especially for large specimens - use balanced foliar fertilizers in weak dilution to reduce the risk of burns. During flowering, avoid fertilizers with high nitrogen (N) content, as these 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 recipe, 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 do not pose a threat as long as they are controlled with properly applied plant protection 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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