GrowSabzHow to grow rose in pots
Also called gulab, ward, rosa · Rosa (genus)
گلاب
- ☀️ Sunlight
- 6–8hours daily
- 💧 Water
- 3.9 Levery 3 days, 30 L pot
- 🌡️ Ideal temp
- 18–28°C
- 🪴 Min pot
- 30 L40 cm deep
- 🧺 Harvest
- 60–90days from sowing
- ⚖️ Yield
- 1.5 kgper 20 L pot
Rose is a long game. From seed it takes 1-2 years (from seed to first significant bloom) before you see a harvest, which is why most growers start from a nursery plant. Container growing is entirely possible, but the container has to be sized for a plant that will live in it for years.
Short answer
Grow rose in a 30 litre container at least 40 cm deep, watering about 1000 ml per 10 litres of soil every 3 days, and keep temperatures between 18 and 28 °C. First harvest comes 60–90 days after sowing.
Where to plant it
What size pot does rose need?
30 litres and 40 cm deep is the realistic minimum for a single plant. Pick a container below to see what changes.
| Container | Minimum size | Depth | Notes |
|---|---|---|---|
| Pot | 30 L | 40 cm | Use large pots with excellent drainage for best results. |
| Grow bag | 30 L | 40 cm | Fabric bags provide good aeration and drainage. |
| Open ground | — | 50 cm | Ensure well-drained soil and adequate spacing. |
| Raised bed | 40 L | 45 cm | Allows for custom soil mix and good drainage. |
Watering
How often should you water rose?
Every 3 days through the growing season, at about 1000 ml per 10 litres of soil — daily in hot weather, every 5 days when it turns cool. Water in the early morning. Soaker hose or drip irrigation at base works best.
Too little water
- wilting leaves
- leaf crisping
- flower bud drop
Too much water
- yellowing leaves
- stem rot
- fungal diseases
Avoid: overhead watering; standing water; shallow watering.
Climate
Can you grow rose where you live?
No hardiness zone needed — compare your actual temperatures against the plant's own limits.
| Ideal range | 18 – 28 °C |
|---|---|
| Survives | -15 – 35 °C |
| Germinates above | 18 °C — best at 22 °C, about 21 days |
| Flowers drop | above 32 °C, or below 10 °C |
| Sunlight | 6–10 hrs/day, best 8 |
| Frost | Medium sensitivity |
The flower-drop thresholds matter more than the survival ones. A plant can be perfectly alive at 35 °C and still give you nothing.
How cold is too cold for rose? Check your temperaturesEnter your night low and day high — see if it survives, and if it will cropTimeline
Rose growing stages, day by day
Click any stage to see what's happening. Durations shift with temperature — a warm season runs roughly a quarter faster than a cool one.
Feeding
Fertiliser schedule for rose
Feed on the interval below, changing what you give as the plant shifts from making leaves to making fruit.
| Stage | What to use | Per 10 L | Every |
|---|
How to prepare each feed
Common mistakes
Why rose fails, and how to avoid it
- A container that is too small
Below 30 litres the root run is too shallow. The plant grows, flowers late, and drops whatever it sets because it cannot support the crop.
- Watering too lightly
A daily splash wets the top few centimetres and nothing else. Rose wants about 1000 ml per 10 litres of soil — one deep soak beats three shallow ones.
- Ignoring the flower-drop threshold
Above 32 °C, or below 10 °C, flowers fall before setting. The plant can look perfectly healthy and still give you nothing — shade it through the hottest hours.
- Planting it beside Boxwood
Competes heavily for nutrients and water, and can be susceptible to similar fungal diseases.
Companions
What to plant with rose
Good neighbours
Repels common rose pests like aphids and spider mites, and may help prevent black spot disease.
Deters aphids and black spot, and their sulfur compounds are beneficial to roses.
Repels nematodes and other soil-borne pests that can harm rose roots.
Its strong scent deters deer and rabbits, and attracts beneficial pollinators.
Certain varieties, especially scented geraniums, are known to repel Japanese beetles.
Attracts beneficial insects like hoverflies and parasitic wasps, which prey on aphids and other rose pests.
Keep apart from
Competes heavily for nutrients and water, and can be susceptible to similar fungal diseases.
Can attract spider mites, which then spread to roses, and competes for moisture.
Has aggressive root systems that can outcompete roses for water and nutrients.
Roses require full sun (at least 6 hours) to thrive and produce abundant blooms. Shade-loving plants will hinder their growth.
Requires acidic soil, whereas roses prefer slightly acidic to neutral soil, leading to nutrient imbalances.
Problems
Rose pests and diseases
Each lists the weather that brings it on, so you know when to start checking rather than reacting once it's established.
Black Spot humidity >70% · temp 18-24
Dark, circular spots with fringed margins appear on leaves, often turning yellow and dropping prematurely. Spreads rapidly in wet conditions.
Powdery Mildew humidity 50-70% · temp 18-25
White, powdery fungal growth on leaves, stems, and buds, causing distortion and stunted growth. Favors cool nights and warm days.
Aphids humidity any · temp 15-25
Small, soft-bodied insects clustering on new growth and undersides of leaves, sucking sap and causing distorted leaves and buds. Secrete sticky honeydew.
Spider Mites humidity <50% · temp >27
Tiny pests causing stippling (tiny dots) on leaves, yellowing, and fine webbing on undersides. Thrive in hot, dry conditions.
Japanese Beetles humidity any · temp >20
Metallic green and copper beetles that skeletonize leaves and chew holes in flower petals. Most active in summer.
Rose Rosette Disease humidity any · temp any
Viral disease causing distorted, reddish new growth, excessive thorniness, witches' broom, and stunted, brittle stems. Ultimately fatal.
Rust humidity >80% · temp 18-24
Orange-red powdery pustules on the undersides of leaves, often with yellow or brown spots on the upper surface. Causes defoliation.
Downy Mildew humidity >90% · temp 10-20
Irregular purplish-red spots on upper leaf surfaces, with fuzzy grayish-white growth on undersides. Favors cool, wet conditions.
Thrips humidity any · temp >20
Tiny, slender insects that feed on developing buds and petals, causing distorted, discolored, or brown-edged flowers that may fail to open.
Canker humidity >70% · temp any
Sunken, discolored lesions on stems, often starting at pruning cuts or wounds. Can girdle stems and cause dieback.
Harvest
When to harvest rose
First picking falls between day 60 and day 90, and the plant then keeps producing for about 180 days. Pick often — what you leave on the plant signals it to stop making more.
How to tell it's ready
- Bud is partially open, outer petals are unfurling but center is still tight.
How much to expect
Storing it: Place immediately in water in a cool, dark place. Change water daily.
Questions
Rose: common questions
How long does rose take to grow?
About 365 days from sowing to the first harvest, with picking usually starting between day 60 and day 90. It then keeps producing for roughly 180 more days. Warm weather pulls that forward; cool weather pushes it back.
What size pot does rose need?
At least 30 litres and 40 cm deep for one plant. A raised bed wants 40 litres of soil and 45 cm of depth.
How often should I water rose?
About 1000 ml per 10 litres of soil, every 3 days in normal weather — daily when it is hot and every 5 days when cool. Water in the early morning.
Why is my rose flowering but not fruiting?
Almost always pollination. Rose carries separate male and female flowers and needs pollen moved between them — without insects, nothing sets. Hand-pollinate in the morning with a male flower brushed against the centre of a female one.
What temperature does rose need?
It does best between 18 °C and 28 °C and survives from -15 °C to 35 °C. Seed needs soil above 18 °C to germinate, ideally around 22 °C.
Can I grow rose in winter?
It tolerates cold better than most, down to about -15 °C, so a sheltered spot or a cold frame will often carry it through.
How do I know when rose is ready to harvest?
Bud is partially open, outer petals are unfurling but center is still tight.. Once picked: place immediately in water in a cool, dark place. change water daily.