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General Information

Plant Care Instructions By Julie Bawden-Davis

Pacific coast iris native--from Santa Barbara into Oregon. Plant features 3-inch-wide blooms in purple, violet-blue, white and cream.

Is Indoor Plant?

No

These month by month plant care tasks are for plants in the following zones :
Sunset Zones : 22, 23, 24
USDA Zones : 10a, 10b
Web Link - For more information

Plant Care Instruction

  • Scroll down or click on any month for plant care instructions
    • January
    • February
    • March
    • April
    • May
    • June
    • July
    • August
    • September
    • October
    • November
    • December
    January
    1. Buy

    Buy bulbs or plants when available in the nursery.
    February
    1. Buy

    Buy bulbs or plants when available in the nursery.
    2. Plant

    Plant in a well-draining soil in a sunny to part-shade location.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    5. Transplant

    Transplant when new roots are starting to form, which usually happens around now. Dig around base of plant to check if this is occurring. Wait if necessary.
    6. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    March
    1. Buy

    Buy bulbs or plants when available in the nursery.
    2. Plant

    Plant in a well-draining soil in a sunny to part-shade location.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    5. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    April
    1. Buy

    Buy bulbs or plants when available in the nursery.
    2. Fertilize

    Feed every four weeks with a blooming fertilizer.
    3. Water

    Water when the top two inches of soil is dry.
    4. Pest/Disease Inspection

    Check plants for snails and slugs.
    5. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    May
    1. Fertilize

    Feed every four weeks with a blooming fertilizer.
    2. Water

    Water when the top two inches of soil is dry.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    June
    1. Fertilize

    Feed every four weeks with a blooming fertilizer.
    2. Water

    Water when the top two inches of soil is dry.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    July
    1. Fertilize

    Feed every four weeks with a blooming fertilizer.
    2. Water

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    5. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    August
    1. Fertilize

    Feed every four weeks with a blooming fertilizer.
    2. Water

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.
    3. Pest/Disease Inspection

    Check plants for snails and slugs.
    4. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    5. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    September
    1. Buy

    Buy bulbs or plants when available in the nursery.
    2. Plant

    Plant in a well-draining soil in a sunny to part-shade location.
    3. Fertilize

    Feed every four weeks with a blooming fertilizer.
    4. Water

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.
    5. Pest/Disease Inspection

    Check plants for snails and slugs.
    6. Treat for Pest/Disease

    Remove and destroy snails and slugs.
    7. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    October
    1. Buy

    Buy bulbs or plants when available in the nursery.
    2. Plant

    Plant in a well-draining soil in a sunny to part-shade location.
    3. Propagate

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.
    November
    1. Buy

    Buy bulbs when available in the nursery.
    2. Plant

    Plant in a well-draining soil in a sunny to part-shade location.
    December
    1. Buy

    Buy bulbs when available in the nursery.
  • Buy

    When's the best time to buy this plant? When can you buy these from seed (if you can)? When is it usually available? What are things to look for when you're buying it? Or anything other tidbit of information you can share!

    January

    Buy bulbs or plants when available in the nursery.

    February

    Buy bulbs or plants when available in the nursery.

    March

    Buy bulbs or plants when available in the nursery.

    April

    Buy bulbs or plants when available in the nursery.

    September

    Buy bulbs or plants when available in the nursery.

    October

    Buy bulbs or plants when available in the nursery.

    November

    Buy bulbs when available in the nursery.

    December

    Buy bulbs when available in the nursery.

    Plant

    When's a good time to plant this plant or bulb? Any special planting instructions?

    January

    Plant in a well-draining soil in a sunny location.

    February

    Plant in a well-draining soil in a sunny to part-shade location.

    March

    Plant in a well-draining soil in a sunny to part-shade location.

    September

    Plant in a well-draining soil in a sunny to part-shade location.

    October

    Plant in a well-draining soil in a sunny to part-shade location.

    November

    Plant in a well-draining soil in a sunny to part-shade location.

    December

    Plant in a well-draining soil in a sunny location.

    Fertilize

    When should you fertilize this plant? Which kind of fertilizer do you recommend? Should you use different fertilizers at different times of year?

    February

    Feed after blooming stops every two weeks until plant enters dormancy in early summer.

    March

    Feed after blooming stops every two weeks until plant enters dormancy in early summer.

    April

    Feed every four weeks with a blooming fertilizer.

    May

    Feed every four weeks with a blooming fertilizer.

    June

    Feed every four weeks with a blooming fertilizer.

    July

    Feed every four weeks with a blooming fertilizer.

    August

    Feed every four weeks with a blooming fertilizer.

    September

    Feed every four weeks with a blooming fertilizer.

    Water

    Is there a time to reduce or increase watering? Any special requirements? Things to avoid during certain times of the year?

    January

    If no rainfall, water when the top inch to two inches of soil is dry.

    February

    If no rainfall, water when the top inch to two inches of soil is dry.

    March

    If no rainfall, water when the top inch to two inches of soil is dry.

    April

    Water when the top two inches of soil is dry.

    May

    Water when the top two inches of soil is dry.

    June

    Water when the top two inches of soil is dry.

    July

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.

    August

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.

    September

    Once blooms fade, water sparingly, as high heat and moist soil can cause rot.

    October

    Water when the top inch to two inches of soil is dry.

    November

    Water when the top inch to two inches of soil is dry.

    December

    If no rainfall, water when the top inch to two inches of soil is dry.

    Pest/Disease Inspection

    What are the common problems this plant will face and when should you look for them to appear?

    January

    Check plants for snails and slugs.

    February

    Check plants for snails and slugs.

    March

    Check plants for snails and slugs.

    April

    Check plants for snails and slugs.

    May

    Check plants for snails and slugs.

    June

    Check plants for snails and slugs.

    July

    Check plants for snails and slugs.

    August

    Check plants for snails and slugs.

    September

    Check plants for snails and slugs.

    December

    Check plants for snails and slugs.

    Treat for Pest/Disease

    How do you treat the common problems for this plant? What products or concoctions or natural means do you use? Any special requirements?

    January

    Remove and destroy snails and slugs.

    February

    Remove and destroy snails and slugs.

    March

    Remove and destroy snails and slugs.

    April

    Remove and destroy snails and slugs.

    May

    Remove and destroy snails and slugs.

    June

    Remove and destroy snails and slugs.

    July

    Remove and destroy snails and slugs.

    August

    Remove and destroy snails and slugs.

    September

    Remove and destroy snails and slugs.

    November

    Remove and destroy snails and slugs.

    December

    Remove and destroy snails and slugs.

    Transplant

    When's the best time to dig up and transplant this from one spot to another? (This is different than planting). Any special requirements?

    February

    Transplant when new roots are starting to form, which usually happens around now. Dig around base of plant to check if this is occurring. Wait if necessary.

    March

    Transplant

    June

    Transplant in a well-draining soil in a sunny location.

    July

    Transplant in a well-draining soil in a sunny location.

    August

    Transplant in a well-draining soil in a sunny location.

    September

    Transplant in a well-draining soil in a sunny location.

    October

    Transplant in a well-draining soil in a sunny location.

    November

    Transplant in a well-draining soil in a sunny location.

    Propagate

    When's a good time to divide, take cuttings, layer or propagate this plant. Any special requirements?

    February

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    March

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    June

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    July

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    August

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    September

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    October

    Divide iris when the plant becomes overcrowded. Dig up the plant, including the roots, cut stalks (fans) apart with a knife and trim the foliage. Soak in water for an hour before replanting.

    Special requirements

    Any other requirement for this plant? Is there anything that doesn't fit into the other care categories?

    June

    Keep planting area dry when the bulbs are dormant, or dig them up and store in a cool, dry place until fall planting time.

    July

    Keep planting area dry when the bulbs are dormant, or dig them up and store in a cool, dry place until fall/winter planting time.

    August

    Keep planting area dry when the bulbs are dormant, or dig them up and store in a cool, dry place until fall/winter planting time.

    September

    Keep planting area dry when the bulbs are dormant, or dig them up and store in a cool, dry place until fall/winter planting time.

iris

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