plant

Celery celeriac

Apium graveolens

Updated 4 Aug 2026 · AI-parsed entry

Celery celeriac (Apium graveolens) — a plant, for Full sun, High water. Companions: Spinach, Common bean.

What it needs & gives back

↓ Needs

Lightfull sun to partial shade
Waterconsistently moist soil

↑ Gives back

Mulch_biomassedible stalks, leaves, and roots

Companions

Through the year

Through the year

JFMAMJJASOND
emergenceSeeds germinate when soil temperatures are consistently above 10 C.
floweringFlowering is typically induced by long days, often in the second year of growth.
harvestHarvest can begin approximately 90-150 days after emergence, depending on desired size.
senescencePlants begin to senesce with the onset of the first autumn frosts.

Soil interactions

Drainagewell-drained but consistently moist
Nitrogen fixingNo
MycorrhizalNo
Accumulatespotassium, calcium
Soil textureloam, silt
Organic matterMedium
Compaction toleranceLow

Propagation

Methodsseed
Difficulty2 / 5
Establishes in~1 yr
Stratificationnone
Self-seedingLight

Wildlife & pests

Attractsbeneficial insects (e.g., parasitic wasps, ladybugs)
Can host pestscelery_leaf_miner, celery_worm, slugs, snails
Can host diseasescelery_blight, fusarium_yellows