Fertilising guide

How to fertilise Fuyu Persimmon (Diospyros kaki 'Fuyu')— schedule & NPK

Also called Fuyu persimmon, non-astringent persimmon.

More about fuyu persimmon

About Fuyu Persimmon

Diospyros kaki 'Fuyu' · also called Fuyu persimmon, non-astringent persimmon · edible

Fuyu is the popular non-astringent Asian persimmon, eaten firm and crisp like an apple straight off the tree. A compact, self-fruitful deciduous tree, it needs full sun, deep well-drained soil and a warm autumn to ripen its squat, tomato-shaped orange fruit. Hardy to about minus 12 Celsius once established, ornamental and low-maintenance.

Growth habit: Deciduous, rounded to slightly spreading tree with glossy dark-green leaves that turn orange-red in autumn. Self-fruitful, so a single tree crops without a pollinator.

Watch for — Fruit drop: Young trees and over-fertilised trees shed fruit; excess nitrogen, drought stress or erratic watering are the usual causes. Maintain even moisture and limit nitrogen.

What fertiliser fuyu persimmon actually wants — and why

Fuyu Persimmon fixes its own nitrogen from the air through root bacteria, so feeding it nitrogen is wasted at best and counter-productive at worst.

Little to no nitrogen — legumes make their own. A light balanced or phosphorus-and-potassium-leaning feed at planting for root and pod development is all they need.

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 fuyu persimmon: 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 fuyu persimmon, 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 fuyu persimmon:

Modest feeder. Apply a balanced fruit-tree fertiliser or aged compost in early spring; avoid high nitrogen, which causes excessive fruit drop and lush foliage at the expense of crop. In practice: a light balanced feed or compost at planting, then essentially nothing through the season (spring through early autumn) unless the soil is very poor — the nitrogen nodules do the work.

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

Keep any feed light for fuyu persimmon. The single biggest input you can make is good drainage and a healthy root zone for the nitrogen-fixing nodules, not fertiliser.

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

Signs you are over-feeding fuyu persimmon

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

Rampant leafy growth with few flowers or pods (excess nitrogen).
Soft, sappy growth prone to aphids and disease.
Delayed or sparse cropping despite a big, healthy-looking plant.

Signs you are under-feeding fuyu persimmon

Uncommon — established legumes feed themselves.
Pale young plants only before nodules establish, or in very poor soil.
Weak growth and poor pod-set in genuinely exhausted ground.

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

Flushing and leaching the salts

Flushing does not apply to fuyu persimmon; the meaningful equivalent is not adding nitrogen and leaving the roots in the soil after harvest so the fixed nitrogen feeds the next crop.

Organic vs synthetic feeds for fuyu persimmon

Organic options

Compost dug in for soil structure is plenty; an inoculant on the seed in new ground helps nodules form. UK: garden compost, rhizobium inoculant; US: compost plus a legume inoculant. Skip nitrogen-rich manures.

Synthetic / liquid feeds

At most a light balanced or low-nitrogen feed at planting — UK: a little Growmore or none; US: a low-N starter or none. A high-nitrogen feed is the one thing to avoid with fuyu persimmon.

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 fuyu persimmon — frequently asked questions

What fertiliser does fuyu persimmon need?

Little to no nitrogen — legumes make their own. A light balanced or phosphorus-and-potassium-leaning feed at planting for root and pod development is all they need. Fuyu Persimmon fixes its own nitrogen from the air through root bacteria, so feeding it nitrogen is wasted at best and counter-productive at worst.

How often should I feed fuyu persimmon?

Modest feeder. Apply a balanced fruit-tree fertiliser or aged compost in early spring; avoid high nitrogen, which causes excessive fruit drop and lush foliage at the expense of crop. Modest feeder. Apply a balanced fruit-tree fertiliser or aged compost in early spring; avoid high nitrogen, which causes excessive fruit drop and lush foliage at the expense of crop. In practice: a light balanced feed or compost at planting, then essentially nothing through the season (spring through early autumn) unless the soil is very poor — the nitrogen nodules do the work.

What strength of feed for fuyu persimmon?