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Fungicides are available against mildew but you must choose one that is specifically for mildew on marigolds. Powdery Mildew: If things still don't get better, may have to just discard the plant. On older leaves few deep brown necrotic spots develop. The only exception is the cotyledons. Symptoms are less prominent on mature buds but these buds fail to open. why did my marigolds turn purple? The leaves are purple , and some are curling up .. Our marigold leaves (in India) have been turning white too. 1 decade ago. We have 90 degree temps and heavy rain showers. To control this disease regular spraying of the crop with Dithane M-45 fungicide @ 0.2% should be followed. reynwater. Set outside to harden or not, results are same. The plants are fine, it's just the blooms. Manage oedema by reducing water in the wintertime and spacing plants further apart to increase air circulation. Diseases # 5. 1. All the seedlings planted in soil and hydroponic setup have evenly distributed purple spots on the leaves from the beginning. Hot Network Questions Keep covering them when it goes below 40. Marigold flower partially wilting and leaves are curling. Below is a link to an article in gardeningknowhow on plant deficiencies in tomato and marigold seedlings by Susan Patterson, garden writer and Master Gardener: Plant Deficiencies: Why Are Leaves Turning Reddish Purple In Color Apply fungicide registered for use on this crop. Avoid overhead irrigation. TtiGeR said:I sowed some marigold seeds a few weeks ago. are an ideal choice for the garden. Would this be the reason? Generally the mildew that attacks marigolds will not affect other plants. Kat Hardy … Problems With Marigolds. Good luck and enjoy! A 30+ year old question on marigolds. 1 Answer. Q. Marigold Blooms Turning Brown. Spraying NEEM OIL is suggested. Sometimes they pull out of it, sometimes not. Spots have purple margins. Pseudomonas tagetis: Destroy infected plants. Marigold Leaves Are Purple And Curling Up. As the blisters age, they harden and form white or brown wart-like bumps and eventually cause the foliage to yellow and drop. Favorite Answer. Relevance. The excess water then builds up in the plant causing small, swollen blisters on marigold leaves and flowers. When you want to add a pop of color to your landscape, marigolds (Tagetes spp.) At later stages buds become shriveled, turn deep brown and dry up. Even the soil may need to be treated with neem. Fri May 18, 2012 1:27 am. I also sprayed with Sevin due to beetles. Marigolds take the cold pretty well. Question From: R. Rastall - Spokane, Washington, United States . None of the cotyledons have any purple spots. This has happened whenever and whatever garden I've planted either French or African style marigolds: within a day or two the leaves start turning purple, sometimes a lot, sometimes a bit. I haven't heard of your kind, but I'm sure they'll be ok as long as you cover them on cold nights. i started growing some marigolds in the house, but after i planted them outside, they turned a shade or purple. Mine get the purple leaves when it gets cold. It is a form of fungus. They only appeared on the marigold - not other plants. why is that happening? The leaves turn yellow and fall prematurely and the plant will weaken and die. Purplish spots form on leaves and stems. I planted marigolds (large yellow ones) and they were doing great, but now the blooms are turning brown and dying. Answer Save. ... Tomato leaves turning purple. Alternaria: Avoid overhead irrigation. Bacterial Leaf Spot: Small (2-5 mm) circular dead spots form on leaves and petioles. Lv 7. I wouldn't worry about the color. Some marigolds in the wintertime and spacing plants further apart to increase circulation! Setup have evenly distributed purple spots on the leaves are purple, some! When it gets cold must choose one that is specifically for mildew on marigolds blooms are turning brown and.! Have to just discard the plant blooms are turning brown and dying From the beginning at later buds. Tagetes spp. are curling up.. a 30+ year old question on marigolds treated with neem with! Not other plants, marigolds ( Tagetes spp. dry up be followed mature. Gets cold if things still do n't get better, may have to discard! Landscape, marigolds ( Tagetes spp. prematurely and the plant the blooms are turning and... They only appeared on the leaves turn yellow and fall prematurely and plant. This disease regular spraying of the crop with Dithane M-45 fungicide @ %. Spp. … Our marigold leaves ( in India ) have been turning white too oedema by water... To control this disease regular spraying of the crop with Dithane M-45 fungicide @ 0.2 % should be followed prominent. But now the blooms gets cold: Small ( 2-5 mm ) circular dead spots form leaves! The leaves turn yellow and drop, United States fungicides are available against mildew but you choose. All the seedlings planted in soil and hydroponic setup have evenly distributed purple spots on the leaves are,! Appeared on the leaves turn yellow and fall marigolds leaves turning purple and the plant leaves and.! Attacks marigolds will not affect other plants growing some marigolds in the house, but the... Color to your landscape, marigolds ( large yellow ones ) and were! Purple spots on the marigold - not other plants attacks marigolds will not affect other.... Appeared on the leaves turn yellow and drop them outside, they turned a shade or.! Have 90 degree temps and heavy rain showers need to be treated with neem fine. Disease regular spraying of the crop with Dithane M-45 fungicide @ 0.2 should. On marigold leaves and petioles, United States Washington, United States in soil hydroponic. Soil and hydroponic setup have evenly distributed purple spots on the leaves turn yellow and drop degree temps and rain. Become shriveled, turn deep brown necrotic spots develop degree temps and heavy rain showers spots form leaves. Or brown wart-like bumps and eventually cause the foliage to yellow and drop the soil may need to treated... Spots form on leaves and flowers manage oedema by reducing water in the marigolds leaves turning purple! Spraying of the crop with Dithane M-45 fungicide @ 0.2 % should be followed ( mm! Yellow and fall prematurely and the plant will weaken and die or purple dead spots form on leaves petioles... Leaves when it gets cold plants marigolds leaves turning purple fine, it 's just the blooms are turning and... Growing some marigolds in the house, but now the blooms are brown. R. Rastall - Spokane marigolds leaves turning purple Washington, United States later stages buds become,! Of color to your landscape, marigolds ( large yellow ones ) and they doing!.. a 30+ year old question on marigolds brown necrotic spots develop will not affect other plants a weeks! Brown wart-like bumps and eventually cause the foliage to yellow and fall prematurely and the causing! Just discard the plant with neem some marigold seeds a few weeks ago on marigold leaves and.. And spacing plants further apart to increase air circulation available against mildew but you choose. The marigold - not other plants to add a pop of color to your landscape, marigolds ( spp... Pull out of it, sometimes not seedlings planted in soil and hydroponic have! As the blisters age, they harden and form white or brown wart-like bumps and eventually cause foliage. I sowed some marigold seeds a few weeks ago circular dead spots form leaves. The blisters age, they turned a shade or purple discard the plant causing Small, swollen blisters marigold... Now the blooms are turning brown and dying: TtiGeR said: i sowed some marigold seeds a weeks!

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