Magnolia Tree

A spectacular deciduous flowering tree producing large, chalice-shaped blooms in shades of pink, white, and purple before the leaves emerge in early spring. Saucer magnolias bloom early enough that late frosts frequently damage the flowers in colder regions, so plant in a sheltered location or choose later-blooming varieties. The large, fleshy roots are easily damaged during transplanting, so handle rootballs carefully and avoid root disturbance after planting. Magnolias rarely need pruning and should be left to develop their natural rounded form.

Saucer magnolia produces cone-like seed clusters that ripen in fall. Collect when the aggregate splits to reveal bright red or orange seeds dangling on threads. Remove the fleshy red seed coat and sow immediately or store briefly in moist peat in the refrigerator. Seeds require 90 to 120 days of cold stratification at 35 to 40 degrees Fahrenheit. Sow half an inch deep in moist, acidic seedling mix in spring. Germination takes 4 to 8 weeks at 65 to 70 degrees. Seedlings are variable and may not resemble the parent tree. Most named cultivars are propagated by grafting onto Magnolia kobus or M. acuminata rootstock.

The Season Plate

Your Magnolia Tree Year

Composed for Zone 7 · typical seasons · frost passes Apr 2, returns Nov 1

Sow Magnolia Tree Mar – Apr, pick —. Set your climate below and every date on this plate re-times itself.

Sowing window

Mar – Apr

re-timed to your frost dates

Plant out

after Apr 2

once frost risk has passed

First picking

around Mar 14

≈ 1825 days from sowing · 500 to per plant

Composed for —ColdTemperateMildWarmUse my locationUsed once to set your season · only the zone is kept

Week-by-week Magnolia Tree reminders watering, feeding and pruning, timed to your dates

In the app

Frost alerts for your garden a warning before a cold night costs you the crop

In the app

Succession sowing dates so the picking never gaps mid-season

In the app

Prefer email? Get monthly reminders in the Almanac

Keep my dates — free for 7 daysWe nudge you as each window opens · cancel anytime

Saucer magnolia is a hybrid between Magnolia denudata and Magnolia liliiflora, producing some of the most stunning spring flower displays of any ornamental tree. The large tulip-shaped blooms, reaching 5 to 10 inches across, open before leaves emerge and range from pure white to deep reddish-purple depending on the cultivar. Choose a site with full sun to light shade and well-drained, slightly acidic soil with a pH of 5.5 to 6.5.

The most critical site consideration is frost protection. Saucer magnolias bloom very early, and late frosts can devastate the entire flower display. Plant in a north- or east-facing location to delay bud break, or near a building that provides radiant heat. Avoid south-facing walls that encourage premature flowering. Space trees 20 to 25 feet apart to accommodate the broad, rounded mature canopy.

Plant container-grown specimens in spring. Magnolias have thick, fleshy roots that are easily damaged, so handle root balls carefully and avoid disturbing roots after planting. Water deeply and consistently during the first 2 to 3 years. Mulch with 3 to 4 inches of organic matter. Saucer magnolias rarely need pruning and should be allowed to develop their natural form. If pruning is necessary, do so immediately after flowering to avoid removing next year's flower buds.

Saucer magnolia's spring flower display is enhanced by complementary underplanting. Spring bulbs including daffodils, grape hyacinths, and crocuses create a carpet of color beneath the flowering canopy. Groundcovers like vinca, pachysandra, and sweet woodruff cover the bare soil and reduce the need for mowing over sensitive surface roots. Azaleas and flowering dogwoods provide sequential bloom with magnolias. Hostas, ferns, and astilbes fill in for summer interest after magnolia flowers have faded.

The Society Table

Daffodil belongs beside it. Walnut Tree doesn't.

Old growers' knowledge, checked against Magnolia Tree's real companion table below — test any plant you're growing.

Grows well in the company of · 3

DaffodilTulipPansy

Keep apart · 1

Walnut Tree

Plant Magnolia Tree with good neighboursThe planner flags conflicts before they're in the ground

Saucer magnolia prefers well-drained, slightly acidic to neutral soil with a pH of 5.5 to 6.5. It tolerates clay soil if drainage is adequate but cannot survive in waterlogged conditions. Amend heavy soils with organic matter at planting time. The fleshy root system is sensitive to disturbance, so avoid cultivating beneath the canopy. Mulch generously to conserve moisture and protect surface roots. Fertilize in early spring with a balanced slow-release fertilizer or azalea formula. Avoid heavy nitrogen applications that promote vegetative growth at the expense of flowering.

Ideal Temperature

Hardiness Zone Compatibility

Saucer magnolia is grown purely for ornamental value. The large, dramatic flowers can be cut for stunning indoor arrangements when buds are showing color but have not fully opened. Cut stems in early morning and condition in warm water for several hours before arranging. Individual flowers float beautifully in shallow bowls for tabletop displays. The cone-like seed clusters that appear in fall can be collected for propagation or dried for decorative use.

Storage & Preservation

Cut magnolia blooms are short-lived, lasting 2 to 4 days in water indoors. Refrigerate cut branches at 35 to 40 degrees Fahrenheit to extend their display life. Individual petals can be pressed between paper in heavy books for botanical crafts, retaining some color for several months. Seed pods can be dried on screens for fall decorating. Fresh petals have been used in traditional cuisines to garnish salads and infuse syrups, though saucer magnolia is primarily ornamental.

Troubleshooting Common Problems

Late spring frost damage to flowers is the most common and frustrating problem, turning the stunning blooms to brown mush overnight. Planting on a north-facing slope or near a building with thermal mass helps. The thick, fleshy roots are extremely sensitive to disturbance; grade changes, trenching, and soil compaction near the root zone can cause rapid decline. Magnolia scale can become severe in humid climates. Leaf scorch occurs during hot, dry summers, especially on recently transplanted trees. Surface roots can make mowing beneath the tree difficult.

Growing Tips

1. Plant saucer magnolias in a location sheltered from strong north and east winds to protect early spring blooms from frost damage and petal bruising.
2. Choose a site with well-drained, slightly acidic soil with a pH between 5.5 and 6.5; amend alkaline soils with sulphur or peat moss before planting.
3. Water newly planted trees deeply twice per week for the first two growing seasons to establish a strong root system before reducing to weekly irrigation.
4. Apply 3 to 4 inches of organic mulch such as shredded bark or pine needles in a wide circle around the tree, keeping mulch several inches away from the trunk.
5. Avoid planting in low-lying frost pockets where cold air collects, as late frosts will damage or destroy flower buds that have already begun to open.
6. Prune only immediately after flowering finishes in late spring, since magnolias set next year's flower buds during summer and winter pruning removes future blooms.
7. Fertilise once per year in late spring with a slow-release fertiliser formulated for acid-loving plants such as rhododendrons or azaleas.
8. Avoid digging, tilling, or planting aggressively beneath the canopy, as magnolias have shallow, fleshy roots that are easily damaged and slow to recover from injury.
9. If leaf chlorosis appears (yellow leaves with green veins), apply chelated iron or lower soil pH with aluminium sulphate to improve iron availability.
10. Be patient with young trees — saucer magnolias may take 3 to 5 years after planting to produce their first significant flush of flowers.