0Oxalis triangularis
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Tips & experience from members
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How members water it
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How it thrives
Watermedium
Lightbright indirect
Humiditymedium
Min. temperature8 °CJanuary
When the top 2–3 cm of soil are dry – less often in winter, with room-temperature water.
No feeding now.
Bright and moderately cool (10–16 °C), e.g. a bedroom window.
February
When the top 2–3 cm of soil are dry – less often in winter, with room-temperature water.
No feeding now.
Bright and moderately cool (10–16 °C), e.g. a bedroom window.
March
When the top 2–3 cm of soil are dry.
First weak dose at the end of the month if it is actively growing.
Bright spot, east or west window.
If roots fill the pot: fresh soil, a pot 1–2 cm larger. Water sparingly for a week afterwards.
April
When the top 2–3 cm of soil are dry.
Liquid feed every 2–3 weeks.
Bright spot, east or west window.
If roots fill the pot: fresh soil, a pot 1–2 cm larger. Water sparingly for a week afterwards.
It flowers next month – once you see buds, don’t move it any more.
May
When the top 2–3 cm of soil are dry.
Liquid feed every 2–3 weeks.
Semi-shaded balcony or east/west window – protect from harsh midday sun.
After mid-May (last frosts) it can go outside – keep it in partial shade for the first 1–2 weeks to avoid sunburn.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
June
Summer rest: barely water, at most a sip at the pot edge once a month.
No feeding now.
Semi-shaded balcony or east/west window – protect from harsh midday sun.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
July
Summer rest: barely water, at most a sip at the pot edge once a month.
No feeding now.
Semi-shaded balcony or east/west window – protect from harsh midday sun.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
August
Summer rest: barely water, at most a sip at the pot edge once a month.
No feeding now.
Semi-shaded balcony or east/west window – protect from harsh midday sun.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
September
When the top 2–3 cm of soil are dry.
Liquid feed every 2–3 weeks.
Semi-shaded balcony or east/west window – protect from harsh midday sun.
Bring it in when nights drop below 13 °C. Check for pests first.
It usually flowers now – don’t turn or move it, and log the bloom in your diary!
October
When the top 2–3 cm of soil are dry.
No feeding now.
Bright spot, east or west window.
November · now
When the top 2–3 cm of soil are dry.
No feeding now.
Bright spot, east or west window.
December
When the top 2–3 cm of soil are dry – less often in winter, with room-temperature water.
No feeding now.
Bright and moderately cool (10–16 °C), e.g. a bedroom window.
Oxalis tip: If it drops its leaves, let it rest dry for 3–4 weeks and it will resprout from the bulbs.
False shamrock – what to know
False shamrock (Oxalis triangularis) – family: Oxalidaceae, genus: Oxalis. Care guidelines: light: bright indirect; water: medium; min. 8 °C. For cats: mildly toxic; for dogs: mildly toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
Frequently asked questions
How often should I water False shamrock?
Moderately: water when the top 2–3 cm of soil is dry, and never let it sit in standing water.
How much light does False shamrock need?
It likes bright but indirect light, such as near an east- or west-facing window.
How cold can False shamrock get?
Keep it above 8 °C – it is frost-tender and needs a frost-free spot in winter.
Is False shamrock toxic to cats and dogs?
For cats: mildly toxic; for dogs: mildly toxic. Keep it out of reach and call a vet straight away if you suspect poisoning.
When does False shamrock flower?
According to the general guideline for the genus Oxalis: Typical flowering time: May, June, 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.
Questions about this species
Care data is for guidance only.
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