Container-grown
Common formFlowering pot plants and established rooted plants.
Different species of seasonal balcony flowers
Choose species-specific flowering times; these months describe changing plantings, not one continuously flowering plant.
Guidance for Germany and Central Europe. Position, weather, species and cultivar shift these windows; indoor and container plants also depend on their winter conditions.
Check overwintering plants and drainage; do not feed dormant plants by calendar.
Plan species, light conditions and suitable sowing dates for the next planting.
Plant suitable spring flowers; consider local frost forecasts and plant tolerance.
Assess growth and existing nutrients; start product-specific feeding where needed.
Harden off and plant tender summer flowers when weather is suitable.
Check root-ball moisture regularly and remove faded parts where appropriate.
Check more often in heat; do not treat wilting with stronger fertiliser.
Arrange watering and care during absences; inspect leaf undersides.
Choose autumn planting for the site and account for fresh compost nutrients.
Protect tender perennials in time and adjust feeding to growth.
Remove dead seasonal plants and check containers and drainage.
Check winter storage and record successful plant combinations.
Months: Apr · May · Jun · Jul · Aug · Sep · Oct
Check the root ball and water as needed. Allow excess water to drain; water demand is not a fixed daily quantity.
Months: Apr · May · Jun · Jul · Aug · Sep · Oct
Where needed, dilute 5 ml Window Box Fertiliser in 1.5 l water every 1–2 weeks in active growth. Account for compost nutrients: normal 100 %, young plants 50 %, seedlings with leaves 20 %.
View product dosage and application →Highlighted months are guidance, not fixed dates. Observe the plant, root ball and weather; water, feed and repot according to actual need.
Seasonal guidance for Germany. Needs depend on location, weather and species. Check moisture in winter too; these markers are not a feeding schedule.
Fruits and seeds differ by species.
This group describes ornamentals. Do not infer general edibility.
Combine plants by light, temperature and moisture needs; provide enough root space and clear drainage holes.
A horticultural use group spanning different plant families, not one botanical species.
Changing plantings allow different flowering seasons in the same container.
Benefits for flower visitors depend on species, cultivar and flower form.
Space for mature spread; vigorous companions may crowd weaker plants.
Remove individual faded flowers where appropriate. Retain healthy foliage; do not prune all species to the same degree.
Distinguish tender perennials from short-lived seasonal plants before cutting stems or discarding plants.
This overview explains nursery supply forms. It does not indicate current availability in the GREEN24 shop.
Flowering pot plants and established rooted plants.
Young plants and plugs; harden off tender stock before planting outside.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Not a typical nursery form of this seasonal window-box group.
Seed or cuttings are common for suitable species; seedlings may differ from the original cultivar. Observe plant health and plant breeders’ rights.
Grafting is not a usual standard method for this group.
Choose pansies, daisies and primroses for the site; check the frost tolerance of the actual plants.
Combine lobelia, marguerites or impatiens according to light and moisture needs.
Select chrysanthemums and asters for height, flowering time and hardiness.
These signs support an initial assessment. Different causes may look alike; choose a treatment only after identifying the problem.
Wilting plants may be too dry or too wet. Check moisture and drainage before adding more water or fertiliser.
Inspect leaf undersides, growing tips and flowers. Record the plant and damage for advice.
Check crowded foliage and dead plant material. Identify unusual coatings or spots before treatment.
Species and cultivar dependent
No common USDA zone or minimum temperature. Window boxes and tender seasonal plants need species-specific winter care.
USDA zones describe long-term average winter extremes. Containers, young plants, wet soil, wind and late frost need separate consideration.
Understand USDA zones and maps →
Generated example with pansies and English daisies (Bellis). It illustrates one seasonal combination, not a proven fertiliser effect.
GREEN24Botanical features vary with age, species and cultivar.
Matching fertilisers and substrates for your plant care.