Fertilising guide

How to fertilise Burgundy Periwinkle (Vinca minor 'Atropurpurea')— schedule & NPK

Also called Burgundy Periwinkle, Purple Periwinkle, Lesser Periwinkle.

More about burgundy periwinkle

About Burgundy Periwinkle

Vinca minor 'Atropurpurea' · also called Burgundy Periwinkle, Purple Periwinkle · flowering

A low-growing, mat-forming evergreen groundcover prized for its deep burgundy-purple blooms in spring and glossy dark-green foliage. Highly shade-tolerant and drought-hardy once established, it suppresses weeds effectively beneath trees and on slopes. Vigorous spreader suited to USDA zones 4–9.

Growth habit: Prostrate, mat-forming evergreen sub-shrub; spreads by trailing stems that root at nodes

What fertiliser burgundy periwinkle actually wants — and why

Burgundy Periwinkle flowers best on poor soil — feed it and you get a lush leafy plant with very few blooms, the exact opposite of what you want.

Little or nothing. Rich, especially nitrogen-rich, soil pushes foliage at the expense of flowers in this plant — lean ground is the technique, not a deficiency.

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 burgundy periwinkle: 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 burgundy periwinkle, 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 burgundy periwinkle:

Apply a balanced slow-release granular fertiliser (10-10-10) once in early spring as new growth emerges. Over-fertilising with high nitrogen promotes lush foliage at the expense of flowers and can increase susceptibility to stem blight. In practice: no routine feeding at all for burgundy periwinkle — at most a thin compost mulch for soil structure, never a flowering or nitrogen feed.

The dormant-season rule matters more than the exact interval: skip feeding entirely when burgundy periwinkle 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 burgundy periwinkle

None is the correct answer for burgundy periwinkle. The flower-versus-foliage trade-off is the whole point: hold back and you get the display.

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

Signs you are over-feeding burgundy periwinkle

Over-feeding is far more common — and more damaging — than under-feeding for most plants. The classic tells for burgundy periwinkle:

Abundant leafy growth and very few flowers (the classic over-rich symptom).
Soft, floppy stems and a sprawling, leafy habit.
Scorched edges and salt crust if it has been fed in a container.

Signs you are under-feeding burgundy periwinkle

Effectively never an issue — these plants flower on poverty.
Only on genuinely dead soil: weak, thin growth and few blooms.
A short-lived plant in completely spent container compost.

If the symptoms point at watering, light or roots rather than nutrition, the full burgundy periwinkle care brief covers soil, humidity and the common problems for this species.

Flushing and leaching the salts

If burgundy periwinkle has accidentally been fed and is all leaf, a plain-water flush plus a move to leaner soil resets it; otherwise no flushing is needed because you are not feeding it.

Organic vs synthetic feeds for burgundy periwinkle

Organic options

A thin compost mulch for soil structure is the absolute most; mostly, give it nothing. UK/US: leave it lean — no manure, no liquid feed. Poor soil is the active ingredient here.

Synthetic / liquid feeds

None. Synthetic feeds, particularly anything with appreciable nitrogen, directly suppress flowering in burgundy periwinkle.

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 burgundy periwinkle — frequently asked questions

What fertiliser does burgundy periwinkle need?

Little or nothing. Rich, especially nitrogen-rich, soil pushes foliage at the expense of flowers in this plant — lean ground is the technique, not a deficiency. Burgundy Periwinkle flowers best on poor soil — feed it and you get a lush leafy plant with very few blooms, the exact opposite of what you want.

How often should I feed burgundy periwinkle?

Apply a balanced slow-release granular fertiliser (10-10-10) once in early spring as new growth emerges. Over-fertilising with high nitrogen promotes lush foliage at the expense of flowers and can increase susceptibility to stem blight. Apply a balanced slow-release granular fertiliser (10-10-10) once in early spring as new growth emerges. Over-fertilising with high nitrogen promotes lush foliage at the expense of flowers and can increase susceptibility to stem blight. In practice: no routine feeding at all for burgundy periwinkle — at most a thin compost mulch for soil structure, never a flowering or nitrogen feed.

What strength of feed for burgundy periwinkle?