Bulb Care Instructions and Planting Depth Chart

masses of tulip bulbs blooming in various colors
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Bulb Care Instructions and Planting Depth Chart

If You Like Simplicity in the Garden, You'll Appreciate Bulbs

planting bulbs with a trowelplanting bulbs with a trowel

Bulb Planting Instructions

  1. Dig out the soil to the proper depth. (See chart below)
  2. Amend soil (if needed), drop the bulb in, tips up.
  3. Cover the bulb completely, and water well.

Bulb Planting by Type


Planting Time Spring & Fall (S, F)

Bloom TIme

Planting Depth

Planting Distance

Soil Preference

Allium S/F Late Spring-Early Summer 6-8" 6-8" Well drained, sandy loam
Alocasia/Colocasia S Summer (Foliage) 8-10" 3-6' Well drained
Anemone F Early Spring 2-3" 2-4" Well drained
Caladium S Summer-Fall (Foliage) 1-2" 8-18" Well drained
Camassia F Late Spring-Early Summer 4-6" 6-8" Moisture rich, organic matter rich
Canna S Summer 4-6" 1-2' Moisture rich, organic matter rich
Colchicum F Early-Mid Fall 3-4" 6-8" Moisture rich
Crocus (Fall Blooming) S Fall 2-3" 2-6" Moisture rich, well drained
Crocus (Spring Blooming) F Early Spring 2-3" 2-6" Moisture rich, loam
Dahlia S Summer 6-8" 9-12" Well drained, organic matter rich
Eucomis S Summer-Fall 4-6" 6" Well drained
Freesia S/F Spring or Fall 3" 1" Well drained
Fritillaria F Spring 3-6" 1-6" Well drained
Galanthus F Early Spring 2-3" 2" Organic matter rich
Gladiolus S/F Spring 2-4" 3-4" Well drained, sandy loam
Hippeastrum (Amaryllis) S/F Spring or Fall bulb neck above soil line 2-4" Well drained, sandy loam
Hyacinth F Early Spring 4-6" 6"

Well drained

Ipheion F Early Spring 3-4" 1" Moisture rich, well drained
Iris F Late Spring-Early Summer 1-2" 12-24"  
Lilium (Lily) S/F Summer 4-6" 9-18" Moisture rich, well drained
Lycoris S/F Late Summer-Fall 2-5" 5-8" Moisture rich, well drained
Muscari F Early Spring 3" 2-3" Well drained
Narcissus (Daffodil) F Spring 6-8" 6-8" Moisture rich, well drained, loam
Nerine S/F Late Summer-Fall 2" 4-6" Well drained, sandy loam
Oxalis (Shamrock) S/F Spring or Fall 1-2" 2-6" Well drained
Polianthes F Summer 2" 6-8" Well drained, sandy loam
Ranunculus S Early Spring 6" 6" Well drained
Scilla F Spring 2-3" 3-6" Moisture rich
Tulipa (Tulip) F Spring 6" 3-6" Moisture rich, well drained

S Early-Midsummer 3" 6" Well drained, organic matter rich