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General Information

Plant Care Instructions By Julie Bawden-Davis

Vining Shrub featuring showy, unscented flowers that grace the garden in the summer months. Requires heat to bloom. Plant climbs by twining.

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 :
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. Prune

    Although established mandevillas rarely require pruning, if this plant became tangled and overgrown last summer/fall, you can cut it back to the ground and it will resprout in spring, filling out by summertime.
    2. Protect

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.
    3. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    February
    1. Prune

    Although established mandevillas rarely require pruning, if this plant became tangled and overgrown last summer/fall, you can cut it back to the ground and it will resprout in spring, filling out by summertime.
    2. Protect

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.
    3. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    March
    1. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    April
    1. Buy

    Buy when available in the nursery and in bloom so you can choose desired flower color.
    2. Plant

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    3. Fertilize

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.
    4. Water

    Water when the top one to two inches of soil has dried.
    5. Mulch

    Mulch with a 2-inch layer of shredded bark.
    6. Pest/Disease Inspection

    Check for spider mites and aphids.
    7. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    8. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    9. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    May
    1. Buy

    Buy when available in the nursery and in bloom so you can choose desired flower color.
    2. Plant

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    3. Fertilize

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.
    4. Water

    Water when the top one to two inches of soil has dried.
    5. Prune

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.
    6. Mulch

    Mulch with a 2-inch layer of shredded bark.
    7. Pest/Disease Inspection

    Check for spider mites and aphids.
    8. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    9. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    10. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    June
    1. Buy

    Buy when available in the nursery and in bloom so you can choose desired flower color.
    2. Plant

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    3. Fertilize

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.
    4. Water

    Water when the top one to two inches of soil has dried.
    5. Prune

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.
    6. Mulch

    Mulch with a 2-inch layer of shredded bark.
    7. Pest/Disease Inspection

    Check for spider mites and aphids.
    8. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    9. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    10. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    July
    1. Buy

    Buy when available in the nursery and in bloom so you can choose desired flower color.
    2. Plant

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    3. Fertilize

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.
    4. Water

    Water when the top one to two inches of soil has dried.
    5. Prune

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.
    6. Mulch

    Mulch with a 2-inch layer of shredded bark.
    7. Pest/Disease Inspection

    Check for spider mites and aphids.
    8. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    9. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    10. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    August
    1. Buy

    Buy when available in the nursery and in bloom so you can choose desired flower color.
    2. Water

    Water when the top one to two inches of soil has dried.
    3. Prune

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.
    4. Mulch

    Mulch with a 2-inch layer of shredded bark.
    5. Pest/Disease Inspection

    Check for spider mites and aphids.
    6. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    7. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    8. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    September
    1. Water

    Water when the top one to two inches of soil has dried.
    2. Mulch

    Mulch with a 2-inch layer of shredded bark.
    3. Pest/Disease Inspection

    Check for spider mites and aphids.
    4. Treat for Pest/Disease

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.
    5. Transplant

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.
    6. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    October
    1. Water

    Water when the top one to two inches of soil has dried.
    2. Mulch

    Mulch with a 2-inch layer of shredded bark.
    3. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    November
    1. Protect

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.
    2. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
    December
    1. Protect

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.
    2. Special requirements

    Plant requires a trellis, fence, arbor or other structure on which to grow.
  • 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!

    April

    Buy when available in the nursery and in bloom so you can choose desired flower color.

    May

    Buy when available in the nursery and in bloom so you can choose desired flower color.

    June

    Buy when available in the nursery and in bloom so you can choose desired flower color.

    July

    Buy when available in the nursery and in bloom so you can choose desired flower color.

    August

    Buy when available in the nursery and in bloom so you can choose desired flower color.

    Plant

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

    April

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    May

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    June

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    July

    Plant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    Fertilize

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

    April

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.

    May

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.

    June

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.

    July

    Feed monthly from spring through fall with an organic fertilizer designed for blooming plants.

    Water

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

    April

    Water when the top one to two inches of soil has dried.

    May

    Water when the top one to two inches of soil has dried.

    June

    Water when the top one to two inches of soil has dried.

    July

    Water when the top one to two inches of soil has dried.

    August

    Water when the top one to two inches of soil has dried.

    September

    Water when the top one to two inches of soil has dried.

    October

    Water when the top one to two inches of soil has dried.

    Prune

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

    January

    Although established mandevillas rarely require pruning, if this plant became tangled and overgrown last summer/fall, you can cut it back to the ground and it will resprout in spring, filling out by summertime.

    February

    Although established mandevillas rarely require pruning, if this plant became tangled and overgrown last summer/fall, you can cut it back to the ground and it will resprout in spring, filling out by summertime.

    May

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.

    June

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.

    July

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.

    August

    Established mandevillas rarely require pruning. Pinch the growth tips of young plants to encourage bushiness.

    Mulch

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

    April

    Mulch with a 2-inch layer of shredded bark.

    May

    Mulch with a 2-inch layer of shredded bark.

    June

    Mulch with a 2-inch layer of shredded bark.

    July

    Mulch with a 2-inch layer of shredded bark.

    August

    Mulch with a 2-inch layer of shredded bark.

    September

    Mulch with a 2-inch layer of shredded bark.

    October

    Mulch with a 2-inch layer of shredded bark.

    Protect

    When and how should you protect this plant from birds, deer, rabbits? Does this plant need be covered, or wrapped or painted or moved?

    January

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.

    February

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.

    November

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.

    December

    When frost is predicted, protect potted mandevillas by bringing them indoors. Cover in-ground plants with sheeting or frost blanket.

    Pest/Disease Inspection

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

    April

    Check for spider mites and aphids.

    May

    Check for spider mites and aphids.

    June

    Check for spider mites and aphids.

    July

    Check for spider mites and aphids.

    August

    Check for spider mites and aphids.

    September

    Check for spider mites and aphids.

    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?

    April

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    May

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    June

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    July

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    August

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    September

    Rinse off spider mites and aphids with a strong spray of water every day until the infestation is under control. You can also apply insecticidal soap according to package directions. Avoid future infestations of spider mites by wetting the foliage every two to three days.

    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?

    April

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    May

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    June

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    July

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    August

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    September

    Transplant in rich, well-draining soil in a warm location, such as near or against a south- or west-facing wall. Improve drainage by adding pumice at a rate of 20-30 percent. Avoid planting in low-lying areas. Plants do well in containers. Use a high-quality organic potting soil that has added pumice or perlite.

    Special requirements

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

    January

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    February

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    March

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    April

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    May

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    June

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    July

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    August

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    September

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    October

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    November

    Plant requires a trellis, fence, arbor or other structure on which to grow.

    December

    Plant requires a trellis, fence, arbor or other structure on which to grow.

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