General Garden Info

Bulb Planting Chart

Bulb Planting Chart

Item

Planting

Time

Flowering

Time

Height(in.)

Depth

to Plant (in.)

Distance

Apart (in.)

Allium

Spring

or Fall

late

spring, early summer

various

2 X

Diam. Of the bulb

6-8

Amaryllis

4-6

weeks before booms are desired

spring,

unless forced

12-18

1/3

of bulb above ground

Pot

2″ larger than bulb

Anemone

fall

early

spring

4-12

2-3

2-4

Bearded Iris Fall (divide plants in July) June 36 ½-1  12-18
Begonia Spring June-September 12 1  12
Bleeding Heart Spring-Fall June-August 36 1  12-24

Butterfly

Amaryllis

4-6

weeks before booms are desired

spring,

unless forced

24″

base

of bulb blow soil line

6″

pot

Calla

Lilly (Zantedeschia)

late

spring

early

to mid summer

12-18

3

6

Canna Spring July-September 36 1  12-24

Colchium

aug.-sept.

sept.-oct.

4-8

3-4

6-8

Crocus,

Autumn

sept.-dec.

fall

2-6

2-3

2-6

Crocus,

Spring

sept.-dec.

early

spring

2-6

2-3

2-6

Cyclamen

late

summer, early fall

fall

6

top

of corm level with soil

6-12

Daffodil Fall March-April 24 6  6-8
Dahlia Spring June-September 36-72 4  12-24

Eranthis

early

fall

early

spring

3

2

1-2

Eremurus

Foxtail Lilly

sept.-dec.

June

4-8

4-6

2-3

Freesia

early

spring

summer

18-24

3

1

Fritillaria

Imperialis

fall

early

spring

18-24

4-6

6-8

Fritillaria

Meleagris

fall

spring

12

3-4

1

Galanthus

fall

early

spring

4-6

2-3

2

Gladiolus,

Hardy

fall

or early spring

spring

18

2-4

3-4

Hermodactylus

fall

early

spring

6-12

3-4

3-4

Hyacinth

fall

early

spring

9-18

4-6

6

Ipheion

fall

early

spring

8-10

3-4

1

Iris,

Bulbous

aug.-sept.

early

spring

4-24

2-3

4-6

Leucojum

Summer Snowflake

fall

April

12

4-6

4

Lily

fall

or spring

early

spring

2-8

4-6

9-18

Lily

of The Valley Convallaria

fall

or spring

May-June

6-8

1

3-4

Lycoris

Hardy Amaryllis

mid-summer

to fall

late

summer, early fall

12-18

2-4

5-8

Muscari

late

summer, early fall

early

spring

6-9

3

2-3

Narcissus,

Daffodils

sept.-oct.

Apr.-May

12-24

5-6

6-8

Oxalis

fall

spring

2-8

2

2-6

Peony Spring/Fall March-June 36 3 24-36

Ranunculus

spring

early

spring

8-12

1.5

6

Scillia

Hispanica

fall

spring

15

2-3

4-5

Scilllia

Siberica

fall

mar.-apr.

6

3

3-6

Tulip

Hybrid

fall

spring

6-18

6-8

3-6

Tulip

Species

fall

spring

4-8

2-3

1-2

Zephyranthes

spring

mid-summer

9-12

1-2

3

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