How Long Does It Take a Rose to Go from Seed to Bloom? Blooming Months and Care Methods

Rose, also known as the wandering flower, the assassin, and the heart-piercing rose, originated in China and is a shrub of the genus Rosa in the family Rosaceae, widely cultivated in many places. Do you know how long it takes to go from seed to bloom? In which month does it bloom? And how do you care for it? According to Rosaceae records, the rose blooming period is April to May. Note here that what is now called “rose” is the “modern rose” bred by crossbreeding roses, Chinese roses, and wild roses. With artificial regulation, flowers are available year-round.

How long does it take a rose to go from seed to bloom?

From planting a rose seed to blooming, it takes about 40 days in summer and about 60 days in winter. For cuttings, add about 20 days for the rooting period in summer, and about 40 days in winter.

How do you care for roses?

I. Potted cultivation

1. Growing environment

Roses love sunlight, and when grown indoors they should also be placed on a sunny balcony for care. The soil for potted roses should be loose, fertile, and well-draining. Note that roses grow poorly and bloom poorly in clay loam. They should be planted in a well-ventilated spot far from walls, to prevent sunlight reflection from scorching the buds and affecting blooming.

2. Watering roses

Potted roses should not be watered too much. Roses are drought-tolerant plants that fear waterlogging, so strictly follow the principle of “don’t water until dry, and water thoroughly when you do.” If you water roses frequently (especially avoid overwatering on humid, rainy days with low evaporation), root rot and plant death can easily occur.

3. Fertilizing roses

Potted roses should be given light fertilizer; avoid strong fertilizer (especially chemical fertilizer), which can cause localized root rot and death. Depending on the size of the plant and pot, every 1-1.5 months evenly apply 20-40 granules of compound fertilizer (or nitrogen fertilizer) about 1 cun below the soil at the edge of the pot, or water once or twice a month with fully fermented rice-washing water or other light liquid fertilizer. As long as the leaves are green, the flowers are bright, and the growth is good, no further fertilizing is needed.

4. Routine pruning

Normally no pruning is needed; for old plants, just remove overly dense branches, withered branches, and diseased or pest-infested branches. Roses bear flowers, and you can pick them as they fade, and they will bloom again after picking; otherwise they bloom only once. For roses to grow well and bloom abundantly, pruning is very important. Generally, when overwintering, cut off all branches about 10 cm above the ground so they overwinter smoothly.

5. Pest and disease control

For potted roses, the main pests are cabbage worms and scale insects. Cabbage worms are easy to treat, but once scale insects break out, they are harder to control, causing the whole plant to become infested and leading to disease. Therefore, controlling scale insects is the key point in home rose growing. To control scale insects, place the roses in a well-ventilated, well-lit spot, and cut away the branches with many scale insects, keeping a few main branches to keep the interior ventilated. Keep the pot soil moist, but not waterlogged. When white spots are found on the rose branches, promptly scrape them off with a bamboo strip; if the infestation is severe, directly cut off the entire branch or even all branches, and combine this with spraying scale insecticide. Roses are not afraid of pruning; rose pruning is also covered below.

6. Points to note

Watering: they fear waterlogging, so drain and prevent waterlogging promptly during the rainy season

Pot soil: fertile, well-draining

Light: plenty of sunlight, shade in summer

II. Water-grown roses

1. End-crushing method:

Crush the ends of the stems of a whole bunch of roses with a hammer, about 1 cun at the crushed spot. This enlarges the area through which the roses absorb water; with sufficient water absorption, the roses can be kept longer.

2. Cut-flower preservative:

Add an appropriate amount of chemical agent to the flower-holding solution; by inhibiting the flower stems, it can extend the freshness time. If you cannot buy a preservative for the time being, you can use a 1:4000 potassium permanganate aqueous solution for preservation, or use a 1:3000 aspirin aqueous solution to make a simple preservative, and it can also make them bloom.

3. Hot-water scalding method:

Dip the base of the flower stem into boiling water, and take it out after ten seconds (for fragile, delicate flowers, only dip for one or two seconds). This can seal the cut and prevent the liquid in the stem tissues from leaking out, and has a fairly good effect on herbaceous flowers.

4. Salt water or sugar water method:

Add a little table salt or sugar to the water holding the flowers, or when the flower stem is freshly cut, crush the cut end and rub it with table salt; the effect is even better than the hot-water scalding method. Sugar can make the flowers bright and long-lasting. However, flower stems with unopened buds should not be kept in salt water, otherwise the flowers will be very hard to open.

5. Liquid-soaking method:

Before inserting the rose stem into the vase, first soak its end in used waste developer solution for half an hour; flower stems treated this way can have their blooming period extended.

6. Tea method:

Rootless fresh flowers placed in a vase wither easily; generally, flowers in plain water last only three or four days before gradually wilting. If you use tea (freshly brewed tea also works, but it must be completely cooled before use) instead of plain water, you can delay the wilting of the cut flowers; the tea should preferably be a bit strong. With tea for keeping cut flowers, the fresh flowers will not wither within 7 days, and the blooms will be bright and eye-catching with fragrance overflowing.

7. First-aid method:

When a rose droops, cut off a small section from the end of the flower stem, then place it in a container full of cold water, leaving only the flower head exposed above the surface; after 1-2 hours, the flower stem will revive. This applies to both herbaceous and woody flowers.

8. Beer method:

Add a little beer to the vase holding the roses, or insert the flowers into a beer bottle with foam, then add an appropriate amount of plain water; you will find that the freshness period of these fresh flowers is extended. This is because beer contains ethanol, which can disinfect and preserve the cut end of the flower stem, and also contains sugar and other nutrients, which can provide nutrients to the stems and leaves.

9. Preservative method:

Keep flowers in a 1:3000 aspirin aqueous solution or a 1:2000 potassium permanganate aqueous solution for a better effect in extending the blooming period.

10. Underwater cutting method:

After bringing the roses home, soak the base of the flower stems in water as soon as possible, then use scissors to cut off a portion at an angle underwater, and immediately insert them into a vase to keep them well. The water for keeping flowers also matters: it is best to use natural water, not mineral water or tap water; well water or river water is best, as this can extend the freshness period of the roses a bit more. Finally, it is best to place the flowers on a windowsill.