How to grow Dracaena fragrans so it blooms? A detailed guide to care methods
1. Soil
Dracaena fragrans thrives in loose, well-draining, fertile sandy loam rich in humus, and dislikes alkaline soil. For potting, use leaf mold or peat soil, add about 1/4 river sand or perlite and a small amount of decomposed organic fertilizer. Loose, well-draining soil rich in organic matter benefits its growth.
2. Light
Dracaena fragrans adapts to a fairly wide range of light, but does not tolerate strong light; especially from May to October, strong sunlight causes leaves to yellow or leaf tips to scorch, so shade should be provided and bright indirect light is sufficient. Although it tolerates shade, too much shade will also make the leaf color dull; especially in variegated cultivars, the markings on the leaves tend to disappear, reducing ornamental value.
3. Temperature
The optimal growing temperature for Dracaena fragrans is 20°C to 28°C, the dormancy temperature is 13°C, and the overwintering temperature is 5°C. If the temperature is too low, yellow-brown spots appear on leaf tips and leaf margins, and in severe cases the young branches or the whole plant may be damaged by frost. Therefore, in northern winters it should be moved into a greenhouse for care. For indoor placement, it should be placed in a spot with light, and the room temperature should preferably be kept above 6°C to 8°C.
4. Watering
In the north, Dracaena fragrans is cared for during the growing season in spring, summer, and autumn; on sunny days, water once every 2 to 3 days, and mist the leaves once to twice a day. After late autumn, watering should be controlled, keeping the potting soil slightly moist. In winter, watering should be controlled and the potting soil should be kept half dry and half moist; excessive watering will cause root rot and scorched leaves.
5. Fertilizing
During growth, Dracaena fragrans consumes some of its own nutrients; if fertilizer is not applied in time, it will lack vigor and gradually decline. During the growing season, first bury organic fertilizer at the base or along the edges, then apply liquid fertilizer once every 15 to 20 days, or compound fertilizer once to twice, to ensure lush growth of branches and leaves. Fertilizer should be dilute, never concentrated; the fertilizing period is from May to October each year. Stop fertilizing in winter and move it indoors to overwinter. For variegated cultivars, reduce the proportion of nitrogen fertilizer when fertilizing, to avoid excessive leaf growth and to prevent the markings from becoming dull or even disappearing.
Dracaena fragrans flower meaning
Unbending and unyielding, firm and unwavering.
The scientific name of Brazil wood is Dracaena fragrans; it is also known as Brazil iron tree, Brazil millennium tree, and golden-edged Dracaena fragrans. Brazil wood originates from tropical regions. It likes environments with ample light, high temperature, and high humidity, and also tolerates shade and dryness; it also grows well in bright indirect light and in the relatively dry environment of northern homes. How can Dracaena fragrans be grown so that it may bloom?
Introduction to Dracaena: indoor foliage Dracaena genus
Indoor foliage - Dracaena genus
Dracaena genus
[Legend]
Plant longevity star: Dracaena grows very slowly; in a year the trunk thickens by less than 1 cm, it takes hundreds of years to grow into a tree, and it blooms only once every few decades, but in the plant kingdom it has the longest lifespan, reaching eight thousand years, so botanists praise it as the "plant longevity star," and it is therefore very precious and rare.
Origin of the name Dracaena: When Dracaena is injured, it exudes a blood-colored liquid. Folk legend says that the blood-colored liquid flowing from Dracaena is dragon blood, because Dracaena was born when the blood of a giant dragon and an elephant was sprinkled on the earth during their battle. This is the origin of the name Dracaena. If the bark on the stem of Dracaena is cut open, it secretes a dark red, plasma-like sticky liquid, which is a precious traditional Chinese medicine. Ancient people also used the resin of Dracaena as a material for preserving corpses, because this resin is a very good preservative. It is also a raw material for making paint.
[Cultivars and cultivation and propagation measures]
One, Dracaena fragrans:
[Characteristics]: Also called Brazil iron, Brazil wood. The stem is upright, and the leaves are clustered at the top of the stem, 40-90 cm long and 6-10 cm wide, with slightly blunt tips, curved into a bow shape, with bright yellow or milky white stripes; the leaf margins are bright green and have wavy undulations, with gloss; the flowers are small, yellow-green, and fragrant.
[Light]: Indoor potted plants should be placed in a bright spot; insufficient light will cause the leaves to fade, but do not place them in direct sunlight;
[Temperature]: The optimal growing temperature is 20°C to 28°C, the dormancy temperature is 13°C, and the overwintering temperature is 5°C; if the temperature is too low, yellow-brown spots appear on leaf tips and leaf margins, and in severe cases the young branches or the whole plant may be damaged by frost;
[Water]: Brazil wood does not need much water, but has relatively high humidity requirements; the potting soil should remain moist, and the leaves should be misted frequently to increase the air humidity of the surrounding environment, but the potting soil should not be waterlogged, to avoid poor ventilation causing root rot. In spring, summer, and autumn, on sunny days water once every 2 to 3 days, and mist the leaves once to twice a day. After late autumn, watering should be controlled, keeping the potting soil slightly moist; in winter, watering should be controlled and the potting soil should be kept half dry and half moist; excessive watering will cause root rot and scorched leaves;
[Soil]: Suitable for loose, well-draining, fertile sandy loam rich in humus. For potted Brazil wood, use garden soil, leaf mold, peat soil, and river sand in a 3:2:2:3 ratio, or mix 2/3 dried and finely crushed fertile pond mud with 1/3 coarse river sand thoroughly to prepare the growing medium.
[Fertilizer]: It is not strict about fertilizer; during the growing season, either chemical fertilizer or organic fertilizer liquid may be applied as a top dressing, but when applying chemical fertilizer, use small amounts multiple times and water promptly after fertilizing. In addition, when repotting and changing soil each year, add a certain amount of decomposed organic fertilizer as a base fertilizer, which can ensure good growth.
[Propagation]:
1. Cuttings: From May to June, select mature and robust stems, cut them into 5-10 cm sections, and insert them upright or flat on a cutting bed using coarse sand or vermiculite as the medium, maintaining a room temperature of 25-30°C and 80% air humidity; roots can form in about 30-40 days, and after 50 days they can be directly potted.
2. Water cultivation method: Insert the cut stem sections into water; the cut surface should be smooth, and the upper end can be coated with wax to prevent water evaporation, which is especially important in dry seasons; immerse the lower end, cut at a 45° slant, 2-3 cm into the water, keep the temperature above 25°C, and keep the water and container clean. Leafy shoot tips root relatively quickly, forming roots and being potted in 3-4 weeks; stem sections root more slowly, sometimes requiring 2-3 months to grow new roots and new shoots.
3. Notes on water cultivation:
3.1. Pay attention to changing the water: Changing the water is the key to successful hydroponics; especially when cuttings are first inserted in early summer, changing the water every other day can increase its oxygen content, until the root system grows; after it adapts to water cultivation, water can be changed or added once a week or once a month according to the season (specific theoretical knowledge: during the growth process, plant roots continuously carry out respiration, consuming oxygen in the water; the oxygen in the water will gradually decrease, leading to failure of hydroponics. When Dracaena plants are grown hydroponically, except for water cuttings and potted plants whose roots are washed for hydroponics, which require daily water changes, for plants that have already rooted in water and adapted to hydroponic conditions, the interval between water changes should be adjusted according to seasonal changes. The higher the air temperature, the higher the water temperature, the less dissolved oxygen in the water; at the same time, the stronger the plant's respiration, the more oxygen in the water is consumed; moreover, when the temperature is high, microorganisms multiply rapidly, easily causing deterioration of water quality; the lower the air temperature, the lower the water temperature, the more dissolved oxygen in the water; at the same time, the weaker the plant's respiration, the less oxygen in the water is consumed).
3.2. Water temperature: In summer, when the water temperature is above 35 degrees, the roots of hydroponic millennium tree are prone to rot; at this time, stop using nutrient solution and use only clean water for cultivation, and increase the frequency of water changes to keep the water clear.
[Flower meaning]: Unbending and unyielding, firm and unwavering, longevity, wealth and honor, good fortune and success.
[Common cultivars]:
Golden-edged Dracaena fragrans
Golden-hearted Dracaena fragrans
Two, Hainan Dracaena:
[Characteristics] Tree-like, 3-4 m tall. Leaves clustered at the top of stems and branches, almost overlapping, clasping the stem, sessile. Panicle, inflorescence axis hairless or nearly hairless. Distributed in southwestern Hainan, growing on dry sandy soil in wind-sheltered areas. Also distributed in Vietnam and Cambodia. A nationally third-class protected endangered species.
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans
[Propagation] See Dracaena fragrans
Three, Dracaena godseffiana
[Characteristics]: Also called star-point wood. An evergreen shrub of the Dracaena genus, with an upright plant reaching up to 1 m tall; leaves opposite or in whorls of 3, elliptic-lanceolate or long ovate, with many creamy yellow or milky white small spots distributed on the leaf surface, like dots of stars; it blooms in summer, with a raceme, fragrant, small flowers in long tubular shape, and after flowering it can bear red berries.
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans
[Propagation] See Dracaena fragrans
[Water cultivation] See Dracaena fragrans
Four, Millennium tree
[Characteristics] The main stem is upright, with a graceful posture, and the spreading leaf clusters are umbrella-shaped. The leaf color is variegated and extremely beautiful; it is the most common indoor foliage plant.
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans; differences: it requires acidic soil rich in humus and well-draining, and dislikes alkaline soil; when planted in alkaline soil, leaves tend to yellow and new leaves lose color; it does not tolerate drought.
[Propagation]
Cuttings: The millennium tree has poor branching ability, so mother plants for cutting collection must be cultivated; from June to October, cut terminal branches 8-10 cm long with 5-6 leaves, shorten them, insert them into a sand bed, and keep them moist, with an optimal temperature of 24-27°C, not lower than 20°C. After sowing, they root and sprout in 30-40 days, and when the new branches grow to 4-5 cm, they are potted. Cuttings should be treated with 0.2% indolebutyric acid for 2 seconds, which can increase the rooting rate and shorten the number of days to rooting.
Layering: In May to June, air layering is commonly used. Select a robust main stem, make a ring cut 20 cm from the top, 1 cm wide, cover it with moist moss, and wrap it with plastic film, keeping the room temperature above 20°C; roots form after about 40 days, and after 60 days it can be cut off and potted.
[Water cultivation] See Dracaena fragrans
[Common cultivars]
Red-edged millennium tree:
Rainbow millennium tree:
Five, Dracaena reflexa:
[Characteristics] The leaves are narrower than those of Dracaena fragrans, and the leaf margins are more wavy.
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans
[Propagation] See Dracaena fragrans
[Water cultivation] See Dracaena fragrans
[Common cultivars]
Golden-hearted Dracaena reflexa
Golden-edged Dracaena reflexa
Six, Lucky bamboo:
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans. Differences: tolerates waterlogging and cold. The suitable growth temperature is 20-28°C, and it can tolerate low temperatures of 2-3°C, but in winter it must be protected from frost.
[Propagation] See Dracaena fragrans
[Water cultivation]
1. Remove leaves from the base and cut a slanted opening: Before placing in a vase, remove the leaves from the base of the cuttings, and use a sharp knife to cut the base into a slanted opening, to increase the area for absorbing water and nutrients. Change the clean water once every 3 to 4 days, and add a few small pieces of charcoal to prevent rot; do not move the position or change the direction within 10 days, and after about 15 days silver-white fibrous roots can grow.
2. Change water to adding water: After rooting, it is not suitable to change the water; after the water evaporates, only add water promptly. Frequent water changes easily cause yellow leaves and withered branches. The added water is best well water; if using tap water, first store it in a container for one day; the water should remain clean and fresh, and dirty water, hard water, or water mixed with oil must not be used, otherwise root rot is likely.
3. Fertilize in time: To prevent excessive growth of hydroponic lucky bamboo, do not apply chemical fertilizer; it is best to inject a few drops of brandy into the bottle about every 3 weeks, and add a small amount of nutrient solution; alternatively, dissolve half a crushed aspirin tablet or one vitamin C tablet in 500 grams of water, and drip in a few drops when adding water, which can keep the leaves emerald green (no need after roots have grown).
4. Avoid wind: Do not place lucky bamboo next to a television or in places where air conditioners or electric fans often blow, to prevent the leaf tips and leaf margins from drying up.
Seven, Dracaena cochinchinensis:
[Characteristics] Tree-like, 5-15 m tall; bark grayish white, smooth, grayish brown when old, exfoliating in flakes; young branches have ring-shaped leaf scars. Leaves clustered at the top of the stem or branches, overlapping each other, sword-shaped, thinly leathery, 50-100 cm long, 2-3 cm wide, slightly narrowed toward the base and then widened, clasping the stem, sessile, with red at the base and at the top of the stem and branches.
[Light, temperature, water, fertilizer, soil] See Dracaena fragrans. Differences: strongly drought-tolerant, strongly sun-loving, calcium-loving tree species; acidic soil should be improved by adding lime.
[Propagation] See Dracaena fragrans
Every year from February to April, select branches of Dracaena cochinchinensis that have grown for more than 2 years and are 1.5-3.0 cm in diameter. Cut the upper end of the branch flat, and cut the lower base into a slant at an angle of 40-50 degrees, making cuttings 30-40 cm long; the cut surfaces at both ends should be smooth and not fuzzy. Soak the upper end of the cutting 0.5-1.0 cm into heated melted paraffin, and immediately remove it, so that the upper cut surface is sealed with paraffin. Place the lower cut surface of the cutting in a 100PPM rooting powder aqueous solution and soak for 1-2 hours before cutting.