Autumn Plant Care Tips with The Plant Doctor

Fall Gardening and Bulb Planting

• 🍂 As summer ends, outdoor gardeners should focus on harvesting crops, cleaning the garden, and mulching in preparation for colder seasons.
• 🌷 The prime time for planting bulbs like garlic, tulips, and crocuses is late September to early October, before extensive garden cleanup.

Mum Care and Selection

• 🌸 Mums (Chrysanthemums) are ideal for fall due to their late-season flowering and frost tolerance, with a wide variety of colors available.
• 💡 When selecting mums, choose plants in bud stage rather than full bloom to maximize their flowering lifespan and allow them to acclimate.
• 💧 Water mums less as the weather cools, as cold and wet conditions are detrimental to most plants.
• 🐛 Inspect mums for pests like mites and scale bugs before purchasing to prevent introducing them to your garden.
• 🪴 While mums can be planted directly in the ground or kept in pots, they will last longer if transplanted into a larger pot or the ground.

Houseplant Care and Common Issues

• 🌱 For houseplants that have become root-bound or exhausted nutrients, repotting or fertilizing is essential, ideally every 3 years for repotting.
• 🪴 Repotting can be done at any time of year if the plant requires it due to overgrowth or infection, provided environmental conditions are suitable.
• 💡 Fungus gnats thrive in perpetually moist soil; allowing the soil to dry out completely between waterings and increasing light and heat can eliminate them.
• 💧 Mosquito dunks are effective against fungus gnats but require about an hour of soaking in water to activate the beneficial bacteria before use.
• 🏠 Bringing outdoor houseplants inside before the first frost is crucial for their survival; quarantine them for a few days and treat for pests.

Specific Plant Advice

• 🌿 Dill can be propagated by collecting and saving its seeds once the flowers have turned to seed, which can then be planted as a normal annual.
• 🌵 Aloe plants can be managed by repotting into larger containers or by trimming them back to encourage bushier growth from the sides.
• 🌸 Amaryllis bulbs require a period of forced dormancy to rebloom; dry them out, reduce watering, and let the leaves wither or cut them back before attempting to force them to bloom again.
• 🌳 Fruit trees like pear, apple, and nectarine can be affected by brown rot, a fungus that infects flower buds in spring; proper spraying during bloom time, good pruning for airflow, and cleaning up fallen leaves are key preventative measures.
• 🎋 Bamboo is invasive and requires persistent digging and removal; while herbicides can be used, manual removal is often the most effective long-term solution.

Sustainable Gardening Practices

• 🌳 The "Leave the Leaves" campaign encourages leaving fallen leaves in yards to provide habitat and overwintering grounds for beneficial insects.
• 🐛 Leaf piles offer a home for insects that prey on pests like ticks and mosquitoes, contributing to a healthier ecosystem.
• ☕ Coffee grounds and eggshells are beneficial for outdoor gardens as soil amendments, where critters help break them down, but are not recommended for indoor houseplants.