Fertilising guide

How to fertilise Schizanthus pinnatus 'Angel Wings' (Schizanthus pinnatus 'Angel Wings')— schedule & NPK

Also called Angel Wings Poor Man's Orchid, Butterfly Flower.

More about schizanthus pinnatus 'angel wings'

About Schizanthus pinnatus 'Angel Wings'

Schizanthus pinnatus 'Angel Wings' · also called Angel Wings Poor Man's Orchid, Butterfly Flower · flowering

'Angel Wings' is a cool-season annual prized for its profusion of orchid-like, intricately marked flowers in pinks, purples and whites above fern-like foliage. A member of the nightshade family, it thrives in cool, bright conditions and rich, moist soil, excelling as a spring bedding or greenhouse pot plant. Its seeds are reported toxic, so keep pets away.

Growth habit: Bushy and upright with finely divided, fern-like leaves topped by dense clusters of butterfly-shaped flowers. Pinching young plants encourages branching and a fuller, more floriferous shape.

What fertiliser schizanthus pinnatus 'angel wings' actually wants — and why

Schizanthus pinnatus 'Angel Wings' is a heavy-blooming flower with a big appetite — a regular high-potash feed through the season is what drives a long, dense display.

A high-potassium ("high-potash") flowering feed — tomato-style or a dedicated bloom/rose feed. Potassium powers flowering; a high-nitrogen feed gives you a leafy plant with disappointing bloom.

For the language behind the three numbers on the bottle — what nitrogen, phosphorus and potassium each do — see the NPK ratio explained entry. The short version for schizanthus pinnatus 'angel wings': match the feed to the job the plant is doing right now, not to a generic “plant food” on the shelf.

How often to feed schizanthus pinnatus 'angel wings', and which months

Feeding only earns its keep while the plant is in active growth and can use the nutrients — pour feed into a dormant or low-light plant and it simply builds up as root-burning salt. For schizanthus pinnatus 'angel wings':

Feed every 1-2 weeks with a balanced or high-potash liquid fertiliser once growth is active and through flowering. Regular feeding supports the heavy bloom in pots; ease off as plants finish. For a hungry bloomer that means feeding regularly — every 1-2 weeks — right through flowering across the main season (spring through early autumn), tapering as blooming ends.

The dormant-season rule matters more than the exact interval: skip feeding entirely when schizanthus pinnatus 'angel wings' is resting. For the wider context on indoor feeding rhythms across the seasons, the houseplant fertiliser schedule walks through the year month by month.

What strength to mix for schizanthus pinnatus 'angel wings'

Follow the flowering-feed label rate for schizanthus pinnatus 'angel wings', or half strength if feeding very frequently. These plants genuinely use the nutrients — under-feeding shows up fast as a thin display.

Feeding always goes onto already-damp soil, never dry roots — water schizanthus pinnatus 'angel wings' first if the soil is dry, then apply the diluted feed. The companion question is when to water at all, covered in the schizanthus pinnatus 'angel wings' watering schedule.

Signs you are over-feeding schizanthus pinnatus 'angel wings'

Over-feeding is far more common — and more damaging — than under-feeding for most plants. The classic tells for schizanthus pinnatus 'angel wings':

Lots of lush leaves but few flowers (too much nitrogen).
Scorched leaf edges and salt crust from too-strong or too-frequent feeds.
Soft, sappy growth prone to aphids and mildew.

Signs you are under-feeding schizanthus pinnatus 'angel wings'

Sparse, small, short-lived flowers and pale foliage.
A tired plant that stops blooming early in the season.
Weak growth and poor repeat-flowering after the first flush.

If the symptoms point at watering, light or roots rather than nutrition, the full schizanthus pinnatus 'angel wings' care brief covers soil, humidity and the common problems for this species.

Flushing and leaching the salts

Container-grown schizanthus pinnatus 'angel wings' accumulates feed salts fast with frequent feeding — water until it drains each time and flush pots with plain water every few weeks to prevent scorch.

Organic vs synthetic feeds for schizanthus pinnatus 'angel wings'

Organic options

A liquid comfrey or seaweed feed (naturally potassium-rich) plus compost or well-rotted manure as a mulch. UK: comfrey feed, organic Tomorite, or rose feed; US: Espoma Rose-tone or Neptune's Harvest. Feeds and improves soil.

Synthetic / liquid feeds

A high-potash flowering feed on a regular cadence — UK: Tomorite (Levington), Phostrogen or a specialist rose feed; US: Miracle-Gro Bloom Booster or a rose food. Fast, reliable bloom response.

Brand names are examples, not endorsements, and UK and US ranges differ — check the label’s own NPK and dilution rate, since formulations change.

Fertilising schizanthus pinnatus 'angel wings' — frequently asked questions

What fertiliser does schizanthus pinnatus 'angel wings' need?

A high-potassium ("high-potash") flowering feed — tomato-style or a dedicated bloom/rose feed. Potassium powers flowering; a high-nitrogen feed gives you a leafy plant with disappointing bloom. Schizanthus pinnatus 'Angel Wings' is a heavy-blooming flower with a big appetite — a regular high-potash feed through the season is what drives a long, dense display.

How often should I feed schizanthus pinnatus 'angel wings'?

Feed every 1-2 weeks with a balanced or high-potash liquid fertiliser once growth is active and through flowering. Regular feeding supports the heavy bloom in pots; ease off as plants finish. Feed every 1-2 weeks with a balanced or high-potash liquid fertiliser once growth is active and through flowering. Regular feeding supports the heavy bloom in pots; ease off as plants finish. For a hungry bloomer that means feeding regularly — every 1-2 weeks — right through flowering across the main season (spring through early autumn), tapering as blooming ends.

What strength of feed for schizanthus pinnatus 'angel wings'?

What does over-feeding schizanthus pinnatus 'angel wings' look like?

Lots of lush leaves but few flowers (too much nitrogen). Scorched leaf edges and salt crust from too-strong or too-frequent feeds. Soft, sappy growth prone to aphids and mildew. Using a high-nitrogen general feed on schizanthus pinnatus 'angel wings' is the headline mistake — you grow a big leafy plant with few flowers. The second is simply under-feeding a genuinely hungry bloomer and getting a sparse, short display.

Should I flush the soil of schizanthus pinnatus 'angel wings'?