All seeds
🌳

Aesculus pavia Southern

Tree
Sow fresh seed in fall
Partial shade

Also known as: Red Buckeye

Good to know

Poisonous — do not eat

Parts of this plant are poisonous to people and pets. Don't eat it, keep it out of reach of children and animals, and wash up after pruning.

When & where

Season
Sow fresh seed in fall
USDA zones
Zones 6–9
Sun
Partial shade
Start indoors
Start in deep pots after stratification
Direct sow outdoors
Fall sow for natural stratification
Days to harvest
Flowers in 3–5 years from seed

Germination

Germination time
30–90 days after chilling
Soil temperature
40–60°F (4–15°C) for stratification; 60–70°F (16–21°C) for germination

Spacing & depth

Sow depth
2 in (5 cm)
Seed spacing
Sow individually in deep pots
Mature plant spacing
Final: 15–25 ft (4.5–8 m)
Row spacing
N/A

How to plant

Sow fresh seed 2 in deep outdoors in fall, or cold-stratify 60–90 days before spring sowing. Best in moist, acidic, woodland-edge conditions.

Grower's tip

Southern red buckeye with showy red spring blooms. Taller and more tree-like in the Deep South. Seeds toxic if ingested.

Woody plant facts

USDA zones
Zones 6–9
Mature height
40–70 ft (12–21 m) for most shade trees
Mature spread
30–50 ft (9–15 m) — set the planting distance to the mature canopy, not the sapling
Pollination
Wind-pollinated. A single tree sets seed once mature, but a second tree nearby improves seed fill.
Planting depth for seed
Sow large nuts and acorns 1–2 in (2.5–5 cm) deep; winged or small tree seed 1/4–1/2 in (6–12 mm).
Soil pH
6.0–7.0
Disease & problem notes
Keep mulch off the trunk, water deeply rather than often, and prune in dormancy to limit canker and rot entry points.

Good to know before you grow this

Parts of this plant are toxic to people and pets — don't eat it and keep it away from children and animals.

Soil preferences

Soil type

Deep, well-drained native soil. Avoid amending the planting hole heavily — roots should learn to grow into the surrounding earth.

pH range

5.5–7.5 depending on species (conifers lean acidic; most hardwoods neutral).

Amendments

Top-dress with compost and mulch in a wide ring; don't backfill with pure compost.

Watering

Frequency

Deep soak weekly the first two years while roots establish; taper once the tree self-supports.

Method

Slow trickle at the drip line, not the trunk. A 5-gal bucket with a pinhole is ideal.

Over vs. under

Overwatered: yellowing, root rot, mushroom collar. Underwatered: leaf scorch, early leaf drop.

Top-water or bottom-water?

Prefers top-watering — Top-water only — deep slow soak at the drip line, never at the trunk. Bottom-watering is only for tree seedlings in nursery pots (shallow tray 15 min). Established trees always get watered from above onto the soil.

Temperature tolerance

Ideal daytime air temp

Broad — most species tolerate 40–90°F once established

Ideal nighttime air temp

Down to species-rated USDA zone minimum

Frost sensitivity

Hardy once established; young seedlings need protection their first winter.

Special germination requirements

Most temperate tree seed needs cold stratification (30–120+ days at 34–41°F) — see each species entry for the exact time.

Container growing

Container-suitable?

Possible with the right cultivar

Recommended pot size

Deep tree pots (root trainers) for the first 1–2 seasons; permanent site required for full growth.

Notes

Only dwarf, patio, or bonsai forms live long-term in containers.

Detailed harvesting

Nothing here is harvested for the kitchen. Wear gloves for any cutting or deadheading, keep the sap off your skin and eyes, and wash your hands and tools afterwards.

Post-harvest storage & preservation

Do not dry, store or preserve any part of this plant near food. Bag prunings for the bin — never compost them where animals browse, and never burn them.

Culinary, medicinal & other uses

Ornamental only — this plant is poisonous and has no food, tea or home-remedy use. Grow it for looks, wear gloves, and keep it away from children, pets and livestock.

Medicinal or traditional uses are shared for interest only — this is not medical advice. Consult a qualified professional before using any plant medicinally.

Seed saving

Pollination

Wind- or insect-pollinated; seedlings rarely match the parent exactly (especially named cultivars — those must be grafted or cutting-grown).

Isolation needs

Not practical for trees. Expect variation.

How to save

Collect fully ripe seed in fall, clean, dry or keep damp per species, then cold-stratify before spring sowing.

Your zone's planting calendar

Pick your USDA hardiness zone and we'll estimate the key dates for aesculus pavia southern in your area. These are regional averages — always check your own last-frost forecast before sowing.

My Aesculus pavia Southern notes

Loading…

Aesculus pavia Southern seeds on hand

Track packets and loose seeds you already have. Private to your account.

Par level — leave at 0 for no alert. Anything below par shows on Seed Starting and your shopping list.

Loading…

Order more seeds

Running low? Reorder from one of these seed stores.

My preferred stores

Loading…