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Maui Master Gardener Helpdesk

You may submit a ticket without registering but we encourage you to create an account so you can manage your submissions and take full advantage of our system.

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Basic Garden Help

11
  • Soil Testing
  • Beneficial Insects – What are they? *
  • Top Ten Inquiries About Plants Received by the Hawaii Poison Hotline
  • Coffee
  • Weed Control Options *
  • Weeds of Hawaii *
Explore More
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Beekeeping

1
  • Hawaii’s Native Bees *
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Beneficial Insects

3
  • Beneficial Insect – Trichogramma pretiosum – Minute wasp
  • Beneficial Insects – What are they? *
  • Ladybeetles of Hawaii
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Fruits, Nuts & Their Trees

14
  • Foliar Signs of Nutrient Deficiencies in Citrus
  • Beetles Stinging the Mangoes**
  • Citrus Greening Disease **
  • Pruning Avocado Trees
  • Aphids on Orange Tree
  • Coffee
Explore More
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Fungus & Mushrooms

2
  • White Rust Fungus
  • Wild Edible Mushrooms*
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Hawaiian Natives & Trees

6
  • Ferns Turning Brown
  • Native Hawaiian Plants as Ground Covers *
  • Find a Pono Plant
  • Hawaiian Native Plant Propagation Database
  • Dryland Taro
  • Native Hawaiian Plants *
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Hydroponics

1
  • Hydroponics for your Apartment*
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Insect Identification

5
  • Beneficial Insect – Trichogramma pretiosum – Minute wasp
  • Beetles Stinging the Mangoes**
  • Tiny Black Flying Bugs**
  • Beneficial Insects – What are they? *
  • Ladybeetles of Hawaii

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Fruit Fly Suppression

Fruit fly suppression can be as easy as 1-2-3!

Use this simple guide to learn about fruit flies and help manage these pests in your farming community.

Download “Easy as 1-2-3” Fruit Fly Suppression in Hawai’i

Easy as 1-2-3!
Displays an illustration of a fruit fly
Find out more at the CTAHR website

Who Are We?

Master Gardeners receive classroom training on topics such as: botany, soil fertility, fertilizers, composting, pruning, vegetable production, organic gardening techniques, trees & shrubs, ornamentals, landscape design, insects, diseases, integrated pest management, fruits and more.

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Maui Master Gardener?

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CTAHR

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The Maui Master Gardener Program is part of Cooperative Extension of the College of Tropical Agriculture and Human Resources of the University of Hawai’i at Mānoa.

Cooperative Extension (CE) provides non-formal science-based education to enrich the lives and livelihood of farmers, consumers and families in Hawaii. As the outreach component of UH Mānoa’s College of Tropical Agriculture and Human Resources, CE extends practical applications of science to support local food systems, healthy living, youth development, and the stewardship of natural resources for future generations.

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