Chlorosis? on amur maple - Bonsai Nut
2016年9月12日 · Chlorosis is a mineral deficiency in the leaf, and it's either caused by lack of minerals in the soil, or the pH is off enough in the soil preventing the plant from taking up the available nutrients and minerals in the soil.
Chlorosis on a loropetalum and how to fix? - Bonsai Nut
2019年3月25日 · I bought this loropetalum at a discount with the hopes that I could nurse it back to health. My best guess is chlorosis, but I am not sure exactly why. From the articles I read, it could be that the soil PH is too high (loropetalum prefers acidic soil), it is root bound, or there aren't enough nutrients in the soil.
Is this chlorosis? - Bonsai Nut
2018年5月31日 · A plant can exhibit chlorosis symptoms due to nitrogen as well as iron deficiency, but the giveaway is: (1) If the new growth is yellow, while the old growth is green / greener > iron deficiency. (2) If the new growth is green, while the old growth is yellow/yellower > nitrogen deficiency.
is this chlorosis on my bald cypress? | Bonsai Nut
2021年5月22日 · Chlorosis doesn't set in overnight. In my experience, it's more typically noticeable in new growth... This looks more like sun scald to me. Does it appear near the crown more? Or the outer branches? The deep green in your first photo makes me think it was growing in a more shaded area...which isn't necessarily bad.
New Amur - Iron Chlorosis? | Bonsai Nut
2020年8月14日 · Hi Everyone I had an amur maple shipped to me which arrived today and immediately i noticed black spots and curled black edges of leaves. also the majority of the leaves are yellow-green or green-red. My thoughts of the possibilities are: Iron Chlorosis Stress from being shipped for 5 days...
Help! Chlorosis in my Juniper. - Bonsai Nut
2021年6月16日 · The tree is putting on new growth, which looks fine: green and healthy. A lot of the old growth, which I want to save, seems to have chlorosis. The chlorosis is spreading. It is the worst at the bottom of the tree and the back of the tree. I have a long toothpick in the soil that I use to check moisture and am very good about not over-watering.
Leaves disease and bonsai identification | Bonsai Nut
2024年12月10日 · Cześć wszystkim Potrzebuję pomocy w identyfikacji bonsai. Kupiłem je w Niemczech - pierwotnie z Indonezji. Sprzedawca powiedział mi, że to Writhia religiosa, ale po tym, jak zakwitło w moim domu - mam pewne wątpliwości. Natrafiłem na Clerodendrum inerme - kwiaty są identyczne. Dodałem kilka...
need help - maple chlorotic leaves, epsom salt concentration?
2019年5月18日 · You can then start to look at nutrients. For Fe, you can determine if that is the issue by spraying chelated Iron on to the leaves. If you get an improvement, you are closer to an answer. If not you could try magnesium sulphate spray. I have doubts that this is the problem because the chlorosis appears to be more on the younger leaves.
Bald Cypress - Bonsai Nut
2009年6月13日 · Chlorosis - Usually chlorosis is caused by either lack of iron in the soil or its presence in a form that the tree can not take up into its system. Afflicted Bald Cypress may need slightly more acid soil to improve its access to iron, so add peat moss, sulfur or used coffee grounds to lower soil pH.
need help - maple chlorotic leaves, epsom salt concentration?
2019年5月18日 · The leaves on my kashima maples (and only my kashima maples) are chlorotic. It was recommended that I spray the trees with epsom salt, by diluting it in water. This is the method i want to apply simple question -- does anybody know what concentration I should be using? The person who...