A Detailed Guide to Propagating Snapdragons from Seed

The snapdragon has a distinctive appearance and is a flower variety that many gardening enthusiasts greatly enjoy; it can be grown both in pots and in the open ground. Snapdragons can be propagated artificially by sowing seed or by cuttings, and the editor will now introduce in detail the sowing method and points to note for snapdragons; friends who like snapdragons can learn about it together.

Snapdragon (detailed introduction)

I. Sow at the right time

Snapdragons can be propagated by sowing and by cuttings, but sowing is the main method, and sowing is usually best done in mid-September. Use sterilized humus soil or peat soil as the sowing medium, generally in a shallow pot with a 30 cm diameter. Before sowing, fill the pot with soil, leaving 1-2 cm at the rim. Then gently press the soil level and sow. After sowing, cover with a thin layer of fine soil, then press gently with a wooden board so that the seeds and soil are in close contact. After sowing, place the pot in a basin of water so that moisture seeps upward from the bottom until the entire soil surface is moist, then cover the pot surface with glass to reduce evaporation, and finally place the pot in a shady spot.

II. Management after sowing

Management after sowing is mainly water management; watering should be even, and the pot surface must not be allowed to become too dry or too wet. Remove the glass at night to allow ventilation, then cover it again during the day to prevent evaporation. The seeds will sprout and emerge 7 or 8 days after sowing. Once the seedlings emerge, the glass can be removed so they can receive light.

Snapdragon Sowing and Propagation Methods and Seedling-Stage Management

Snapdragons are generally sown from seed, with spring and autumn being the best sowing seasons, and the flowering period is generally from March to June. Spring-sown snapdragons need about 100 days to flower, summer-sown ones about 80 days, and autumn-sown ones about 120 days.

Sowing and propagation:South of the Yangtze River, autumn sowing can be done, preferably in September to October. Use peat soil or a mixed soil of leaf mold, potting soil and fine sand as the sowing soil; after high-temperature sterilization, put it into a sowing tray. Snapdragons have 6300-7000 seeds per gram; after sowing, do not cover them, just press the seeds lightly, the suitable germination temperature is 21°C, after watering cover with plastic film, place in a semi-shady spot, and they will sprout in about 7 days; never expose them to blazing sun. After germination, the seedling growth temperature is 10°C, and they can be transplanted 6 weeks after emergence.

Snapdragon seeds are rather small, so after sowing there is no need to cover them with soil; water carefully so as not to wash the seeds away. The suitable germination temperature for snapdragons is around 21°C, so gardening enthusiasts should decide whether to cover with film according to their sowing season; after sowing, just place them in a semi-shady spot, and they will sprout in about a week; be sure not to expose them to blazing sun.

Generally, they can be transplanted about 6 weeks after germination. Here, by the way, a word about pinching snapdragons: snapdragons can be pinched, and pinching has many benefits, as it can produce many side shoots.

For seedling-stage management of snapdragons, just keep the potting soil slightly moist (remember not to make it too moist; slightly on the wet side is enough), do not let water accumulate, and give plenty of sunlight. If conditions allow, during the growing period give a light fertilization once every half month, mainly with flowering fertilizer, and do not apply only nitrogen fertilizer.

Snapdragons are long-day flowers, so it is best to give them plenty of light.

How to Sow Snapdragon Seeds, the Sowing Method for Snapdragons

As a common flower, the snapdragon has brilliant flower colors and an attractive flower shape. Snapdragons are not only beautiful in bloom but also have certain medicinal value. At the same time, snapdragons are easy to grow and suitable for cultivation. So how are snapdragons propagated? Today let us learn how to sow snapdragon seeds, the sowing method for snapdragons.

How to sow snapdragon seeds

Snapdragon seeds are small; before sowing, apply base fertilizer to the pot, then just scatter in the seeds, and cover with a thin layer of soil, 1-2 mm is enough, and wait 7-10 days for them to emerge.

Snapdragons are a light-loving germination type, so sowing does not require covering with soil; the ideal germination temperature is 20-22°C, and they sprout in 7-14 days. Under light conditions (avoiding direct sunlight), keeping the medium moist gives the best results. After germination, the young seedlings should be moved to an environment of 16-18°C to grow.

The sowing method for snapdragon seeds

Disinfection of snapdragon seeds and the medium is very important. Before sowing, soak the seeds in a potassium permanganate solution of about 0.5% concentration for 1-2 hours. Add 150-200 g of thiophanate-methyl powder per cubic meter of medium (about 20 bags), stir 2-3 times so that the chemical and medium are fully mixed, then stir while spraying water, adjusting until the medium is "clumps when held in the hand, but crumbles when released"; cover with film and pile for 8-10 hours, then put it into plug trays.

Each plug tray can be sown with 200 seeds, one seed per cell; after sowing, press lightly with your hand so that the seeds adhere to the medium, then spray thoroughly with water and cover with newspaper or plastic film; if the seedling nursery can control dryness, moisture and temperature, then covering is not necessary. Keep the newspaper moist for a long time, and after the seeds germinate, uncover the newspaper.

When snapdragon seedlings have grown for 5-7 weeks, they can be potted directly into 7-8 cm pots; if the pot diameter is more than 10 cm, they should go through at least one transplanting. Snapdragons like sunlight, but the harm of excessively high temperatures must be prevented; snapdragons are long-day plants, and a day length greater than 12 hours is beneficial for flower bud differentiation. Appropriate supplemental lighting can be used to bring flowering earlier.

The above is a brief summary of how to sow snapdragon seeds and the sowing method for snapdragons. Snapdragons like an environment with plenty of sunlight and moderate temperature. Snapdragons are not suited to direct strong light, nor can they be exposed to frost. Although snapdragons are drought-tolerant and cold-tolerant, the potting soil must be kept with enough nutrients and moisture to ensure a good growing environment.