Early blight and Septoria leaf spot infections most commonly begin in the early or middle part of the growing season but os.tvboxnow.com! T0 ` m- X# [
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can start at any time. Infections can occur anywhere and are most severe in wet and humid areas.
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How to identify Early Blight
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1 R. G& N+ c- C$ X6 c4 LSymptoms of early blight typically begin on the older, lower leaves of a tomato plant. Over time, infections spread upward to
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" P' A" C! R1 J3 y. P- o) M/ gTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。newer growth. Early blight infections appear as spots that may start out circular or irregular in shape. Spots are dark brown
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in color and form concentric rings, or a
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leaves may fall off. Extensive loss , V% r+ V3 c. M+ b7 G7 k
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of foliage is common. Infections most commonly occur on leaves but can also appear on stems and fruit.os.tvboxnow.com/ N' v* O* G- y# Y) j6 d
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( E0 h6 h5 ~* ` QTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。How to identify Septoria Leaf Spot
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* V0 b) a& H2 X0 m4 F4 {tvb now,tvbnow,bttvbSymptoms of Septoria leaf spot also start TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。 D9 C c: L$ r$ k* m
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on the older, lower leaves of a tomato plant and spread upward to newer growth. The spots start out circular but change
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shape as they grow and can merge with other spots. Spots typically have a dark brown edge with a lighter gray or tan center.
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Small dark spots, the fruiting bodies of the fungus
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, will appear in the gray or tan centers. As infections progress, leaves can turn yellow, then brown and finally dry
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6 |6 h9 s M @4 U$ t% o c" H; X公仔箱論壇and dead. Stems can also become infected but os.tvboxnow.com+ g E) r! {\" b8 \6 q4 y\" ^3 j
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infection of fruit is rare.
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2 K4 [3 x6 N( K( I- D7 Ftvb now,tvbnow,bttvbHow to Prevent and Control Early Blight and
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7 u8 D3 d; [9 a9 O; l# hSeptoria Leaf Spot
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$ l _$ f% N; _) \0 Mtvb now,tvbnow,bttvbFollow the 12 easy steps below to enjoy a
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long season of sweet cherry tomatoes, colorful heirloom tomatoes and richly flavored sauce tomatoes.os.tvboxnow.com! H9 h% b) o& l5 }. P* x
( X& l2 ~0 f1 N* u, k0 x7 a# uTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Weed your garden. Some weeds,
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; Z2 P6 P: d. M9 ^+ R9 @7 O6 btvb now,tvbnow,bttvblike nightshade, can host early blight and Septoria leaf spot and spread them to your tomato plants.
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- b$ n' s3 U E% |TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。Rotate crop locations. Don’t
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plant your tomatoes in the same place each year. Early blight and Septoria leaf spot can persist for multiple years in areas
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where tomatoes were grown.. x3 h8 i( U) k3 h: ~
( G1 b N+ z! E- }8 [Give your tomato plants more space for better airflow. At least 2 feet of spacing, more is better.
3 B1 ?6 H3 j. Z d: ~' R* Q' NCover the ground beneath your tomato plants with mulch, plastic or landscape fabric. A cover helps prevent the spread of ( k" z6 P5 u' H" W! [* X
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fungus from the soil to your
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& M1 B" e3 T9 I7 Iplants.tvb now,tvbnow,bttvb& `' N* Y: x* j. y, h
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Stake or cage plants to keep them 3 Q: M G9 B" d* w; ^8 @
/ L$ }. b; j) e4 [9 {9 r$ \公仔箱論壇off the ground. Early blight and Septoria leaf spot can survive on stakes and cages. Use only new or disinfected stakes and
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cages. Remove lower leaves for better airflow. As plants mature, remove lower leaves until there is about 8 to 10 inches of 公仔箱論壇; q: a% F6 J8 S/ y, y9 s9 c5 R
9 r1 \$ J# q2 W& j1 p. Fos.tvboxnow.comspace above the soil without any leaves. Do not use
. F! n3 m* j- y- q6 Y# wTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. O( D3 E# [. Q9 ~\" h6 b
overhead watering. tvb now,tvbnow,bttvb1 x% `" t1 |" C' e+ x
Avoid getting leaves and stems wet as much as possible and avoid watering in a way that may splash soil onto your plants. tvb now,tvbnow,bttvb( A8 e4 c- U9 e+ k
Consider using a soaker hose or drip tape. Water in the early part of the day. This allows leaves to dry faster. Wet leaves allow
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. h% U3 A1 ^& M- I' ]4 c& J; Fos.tvboxnow.comfungus to grow and spread. Avoid working with plants when they are wet. Fungus can be spread more easily when leaves are
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- I c: S* I1 V; u$ g( O1 l" i6 B公仔箱論壇wet. Keep your plants happy and healthy. Weak and stressed
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plants are more susceptible to disease., a, k: U. F# t& j; `$ P/ H' X
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Remove and destroy or throw away diseased leaves, both off the
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8 K3 a. Z\" N+ ^+ g9 V9 vplantsplant and any that have fallen onto the ground. This may help stop the spread if caught early
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3 `2 M! a1 i! w公仔箱論壇enough. If a plant is heavily infected
) [( G4 a# I2 @8 C3 q% E L* dTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。' A5 Q0 t% Y' r; V
, the entire plant should be removed and destroyed. Do not put infected leaves or plants in a compost pile. Tools used
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/ Y! Q% `! y6 ?& d; X) Mto remove diseased leaves should be disinfected before being used on a different plant.os.tvboxnow.com! }: P4 V, P- L6 A$ M! y
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Spray plants to prevent and control the
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spread of Early blight and Septoria leaf spot. Commercial fungicides are available. For organic gardens, try os.tvboxnow.com$ E5 L2 h' v7 Q0 m# l5 F
i) L9 C2 x! u- `4 i) m( p% Yos.tvboxnow.comGreenCure.tvb now,tvbnow,bttvb H- R! e: R( c9 |; h/ s
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Late Blight on Tomato Plants
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Late blight is another fungus that infects tomato plants. It spreads fast and can quickly kill all tomato
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3 m1 R, Z( Q: t$ z公仔箱論壇plants in a garden. Once a tomato plant 2 j; h$ U# B4 b7 X* w6 j w
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is infected with late blight, the entire plant should be removed and destroyed. Late blight infections first appear as small,
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water-soaked spots on leaves and stems that grow and turn dark brown or gray. A white downy growth may develop on the underside of infected leaves. Late blight
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/ |! I) N8 M+ t$ i# w5 j can infect all parts of a tomato plant, including the fruit. Most of the methods for preventing early blight and ' |) O, t; I, d' S; M3 Q
7 M/ a: m/ s; \" m" w2 \. p$ Z9 C H公仔箱論壇Septoria leaf spot infections will also help prevent late blight infections. |