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General Information

Plant Care Instructions By Steve Brigham

In both coastal and inland Southern California climates, Buddleja davidii and its hybrids grow quickly to become big shrubs whose flowers are irrisistable to hummingbirds as well as butterflies. You can prolong their spring and summer blooming season by removing the old flower clusters after the blooms fade.

Is Indoor Plant?

No

These month by month plant care tasks are for plants in the following zones :
Sunset Zones : 18, 19, 20, 21, 22, 23, 24
USDA Zones :
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. Water

    Water regularly and deeply during dry periods.
    February
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Prune

    Cut back plants as desired to control size and promote fresh spring growth.
    5. Transplant

    Transplant/move established plants, if necessary, after cutting back hard.
    March
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Fertilize

    Feed with a balanced fertilizer to encourage new spring growth.
    4. Water

    Water regularly and deeply during dry periods.
    5. Prune

    Cut back plants as desired to control size and promote fresh spring growth.
    6. Mulch

    Mulch to conserve water use.
    7. Transplant

    Transplant/move established plants, if necessary, after cutting back hard.
    April
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Propagate

    Propagate from softwood cuttings of new growth.
    May
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Pest/Disease Inspection

    Watch for leaf-chewing caterpillar damage on new growth.
    5. Treat for Pest/Disease

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.
    6. Propagate

    Propagate from softwood cuttings of new growth.
    June
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Fertilize

    Feed with a balanced fertilizer to encourage continued growth and bloom.
    4. Water

    Water regularly and deeply during dry periods.
    5. Mulch

    Mulch to conserve water use.
    6. Pest/Disease Inspection

    Watch for leaf-chewing caterpillar damage on new growth.
    7. Treat for Pest/Disease

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.
    8. Propagate

    Propagate from softwood cuttings of new growth.
    July
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Pest/Disease Inspection

    Watch for leaf-chewing caterpillar damage on new growth.
    5. Treat for Pest/Disease

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.
    August
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Pest/Disease Inspection

    Watch for leaf-chewing caterpillar damage on new growth.
    5. Treat for Pest/Disease

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.
    September
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Fertilize

    Feed with a balanced fertilizer to encourage healthy growth.
    4. Water

    Water regularly and deeply during dry periods.
    5. Mulch

    Mulch to conserve water use.
    6. Pest/Disease Inspection

    Watch for leaf-chewing caterpillar damage on new growth.
    7. Treat for Pest/Disease

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.
    8. Propagate

    Propagate from softwood cuttings of new growth.
    October
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    4. Propagate

    Propagate from softwood cuttings of new growth.
    November
    1. Buy

    Buy known named varieties from nurseries or by mail.
    2. Plant

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.
    3. Water

    Water regularly and deeply during dry periods.
    December
    1. Water

    Water regularly and deeply during dry periods.
  • 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!

    February

    Buy known named varieties from nurseries or by mail.

    March

    Buy known named varieties from nurseries or by mail.

    April

    Buy known named varieties from nurseries or by mail.

    May

    Buy known named varieties from nurseries or by mail.

    June

    Buy known named varieties from nurseries or by mail.

    July

    Buy known named varieties from nurseries or by mail.

    August

    Buy known named varieties from nurseries or by mail.

    September

    Buy known named varieties from nurseries or by mail.

    October

    Buy known named varieties from nurseries or by mail.

    November

    Buy known named varieties from nurseries or by mail.

    Plant

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

    February

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    March

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    April

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    May

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    June

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    July

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    August

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    September

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    October

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    November

    Plant in a rich, well-drained soil in full sun, with ample room for plants to grow to full size.

    Fertilize

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

    March

    Feed with a balanced fertilizer to encourage new spring growth.

    June

    Feed with a balanced fertilizer to encourage continued growth and bloom.

    September

    Feed with a balanced fertilizer to encourage healthy growth.

    Water

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

    January

    Water regularly and deeply during dry periods.

    February

    Water regularly and deeply during dry periods.

    March

    Water regularly and deeply during dry periods.

    April

    Water regularly and deeply during dry periods.

    May

    Water regularly and deeply during dry periods.

    June

    Water regularly and deeply during dry periods.

    July

    Water regularly and deeply during dry periods.

    August

    Water regularly and deeply during dry periods.

    September

    Water regularly and deeply during dry periods.

    October

    Water regularly and deeply during dry periods.

    November

    Water regularly and deeply during dry periods.

    December

    Water regularly and deeply during dry periods.

    Prune

    When's a good time to prune this plant? How about deadheading, pinching back, trimming or any other grooming? Any special requirements?

    February

    Cut back plants as desired to control size and promote fresh spring growth.

    March

    Cut back plants as desired to control size and promote fresh spring growth.

    Mulch

    Does this plant need to be mulched? Are there specific types of Mulch which are better for this plant? How much?

    March

    Mulch to conserve water use.

    June

    Mulch to conserve water use.

    September

    Mulch to conserve water use.

    Pest/Disease Inspection

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

    May

    Watch for leaf-chewing caterpillar damage on new growth.

    June

    Watch for leaf-chewing caterpillar damage on new growth.

    July

    Watch for leaf-chewing caterpillar damage on new growth.

    August

    Watch for leaf-chewing caterpillar damage on new growth.

    September

    Watch for leaf-chewing caterpillar damage on new growth.

    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?

    May

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.

    June

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.

    July

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.

    August

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.

    September

    Cut off damaged growth or spray with water to control branch tip damage from tiny caterpillars. Do not use harmful pesticides.

    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/move established plants, if necessary, after cutting back hard.

    March

    Transplant/move established plants, if necessary, after cutting back hard.

    Propagate

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

    April

    Propagate from softwood cuttings of new growth.

    May

    Propagate from softwood cuttings of new growth.

    June

    Propagate from softwood cuttings of new growth.

    September

    Propagate from softwood cuttings of new growth.

    October

    Propagate from softwood cuttings of new growth.

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