Henderson’s Checkermallow

Sidalcea Hendersonii


Blooms: Jun. – Aug.                  5’

Perennial: this species is native to the Pacific Northwest.  Tall spikes of dark pink flowers which look like miniature hollyhocks grow from a tight mound of rich green scalloped leaves. Works well in moist or wet gardens. Attracts hummingbirds and butterflies. Deer resistant.  Cut spent flowers for best show. Can also grow in a container.  Plant 24” apart.        Zone 5.

Full Sun       Rich humus soil         Ample water


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Price: from $4.25

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June Gardening To Do List

(for the Pacific Northwest)


  • Look for spots in your garden that may need summer and fall bloom
  • Take note of any bulbs you may want to order this fall that bloom in the spring


  • Best dates for transplanting by the moon cycles:
    Jun 8 – 21
  • Best dates for sowing seeds by the moon cycles:
    Jun 7, 9-11, 19 & 20, 26 – 28
  • Sow annual seeds


  • Water new transplants (early in morning best)
  • Weed beds as necessary
  • Deadhead rhododendrons, azaleas, mountain laurels, and lilacs
  • Deadhead repeat blooming roses to encourage more flowers
  • Fertilize repeat blooming flowers
  • Stake tall, floppy flowers
  • Divide spring and early summer flowering perennials after the blooms fade
  • Take stem cuttings of woody shrubs, tree and perennials
  • Prune your weigela, viburnum and forsynthia after they are finished blooming
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