0How it thrives
Waterhigh
Lightfull sun
Humiditymedium
Min. temperature-30 °CJanuary
Only very rarely, a little water so the roots don’t dry out completely.
No feeding now.
It can stay outside. Wrap the pot (hessian, polystyrene) and keep it against the house wall, out of the rain.
February
Only very rarely, a little water so the roots don’t dry out completely.
No feeding now.
It can stay outside. Wrap the pot (hessian, polystyrene) and keep it against the house wall, out of the rain.
March
Gentle start: the first small drink once you see buds or new growth and it warms up.
First weak dose at the end of the month if it is actively growing.
The sunniest window (south or west).
Move it somewhere brighter and warmer and end wintering. Get it used to strong sun gradually.
It flowers next month – once you see buds, don’t move it any more.
April
Keep evenly moist but never waterlogged.
Liquid feed every 2–3 weeks.
The sunniest window (south or west).
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
May
Keep evenly moist but never waterlogged.
Liquid feed every 2–3 weeks.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
June
Keep evenly moist but never waterlogged – more often in heatwaves, preferably in the evening.
Liquid feed every 2–3 weeks.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
It flowers next month – once you see buds, don’t move it any more.
Above 35 °C, shade it at midday to prevent sunburn.
July
Keep evenly moist but never waterlogged – more often in heatwaves, preferably in the evening.
Liquid feed every 2–3 weeks.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
Above 35 °C, shade it at midday to prevent sunburn.
August
Keep evenly moist but never waterlogged – more often in heatwaves, preferably in the evening.
Liquid feed every 2–3 weeks.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
Above 35 °C, shade it at midday to prevent sunburn.
September
Keep evenly moist but never waterlogged.
No feeding now.
Best outdoors: sunny balcony, terrace or garden – acclimatise it to full sun gradually.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
October
Taper off gradually: very little by the end of the month.
No feeding now.
The sunniest window (south or west).
Move it to its cool, bright winter spot and taper off watering. Log it with one click in the Care hub.
November · now
Only very rarely, a little water so the roots don’t dry out completely.
No feeding now.
It can stay outside. Wrap the pot (hessian, polystyrene) and keep it against the house wall, out of the rain.
December
Only very rarely, a little water so the roots don’t dry out completely.
No feeding now.
It can stay outside. Wrap the pot (hessian, polystyrene) and keep it against the house wall, out of the rain.
Water tall phlox at the base, not over the leaves, to prevent powdery mildew.
Garden phlox – what to know
Garden phlox (Phlox paniculata) belongs to the Polemoniaceae family (genus Phlox) and is listed in our catalog under “Garden flower”. Its needs – light: full sun; water: high; humidity: medium. Frost-hardy to about -30 °C – it can overwinter outdoors in many climates. Rest period: cold winter dormancy. Typical flowering time: April, May, July, August, September. Easy enough for beginners. It is not known to be toxic to cats or dogs. Nobody on Perfect Plants Club has added it to their collection yet – be the first!
Frequently asked questions
How often should I water Garden phlox?
Generously: keep the soil evenly moist and never let it dry out completely.
How much light does Garden phlox need?
It needs plenty of direct sun – the sunniest window, or outdoors in summer, suits it best.
How cold can Garden phlox get?
Frost-hardy to about -30 °C – it can overwinter outdoors in many climates.
Is Garden phlox toxic to cats and dogs?
It is not known to be toxic to cats or dogs.
When does Garden phlox flower?
Typical flowering time: April, May, July, August, September.
What members’ data shows
When does it really bloom?
No blooms logged yet. If yours flowers, your data will be the first!
Average watering interval
Not enough watering logs yet. Waterings logged in the care hub feed this chart.
Tips and questions about this species
Phlox
Care data is for guidance only.
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